Home / 9,189.19-12,681.18-4,997.44

Finding the Fourth Proportional to 9,189.19, 12,681.18 and 4,997.44

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Solution

The fourth proportional to 9,189.19, 12,681.18 and 4,997.44 is: 6,896.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.19 : 12,681.18 = 4,997.44 : x
  2. Step 2: Convert to fraction form
    9,189.19/12,681.18 = 4,997.44/x
  3. Step 3: Cross multiply
    9,189.19x = 12,681.18 × 4,997.44
  4. Step 4: Simplify right side
    9,189.19x = 63,373,404.48
  5. Step 5: Solve for x
    x = 63,373,404.48/9,189.19
  6. Step 6: Final answer
    x = 6,896.52

Related Problems

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Half scale
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Double scale
Find fourth proportional to 9,190.19, 12,682.56 and 4,998.44
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.