Home / 9,189.24-12,681.08-4,997.48

Finding the Fourth Proportional to 9,189.24, 12,681.08 and 4,997.48

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Solution

The fourth proportional to 9,189.24, 12,681.08 and 4,997.48 is: 6,896.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189.24 : 12,681.08 = 4,997.48 : x
  2. Step 2: Convert to fraction form
    9,189.24/12,681.08 = 4,997.48/x
  3. Step 3: Cross multiply
    9,189.24x = 12,681.08 × 4,997.48
  4. Step 4: Simplify right side
    9,189.24x = 63,373,443.68
  5. Step 5: Solve for x
    x = 63,373,443.68/9,189.24
  6. Step 6: Final answer
    x = 6,896.48

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Half scale
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Double scale
Find fourth proportional to 9,190.24, 12,682.46 and 4,998.48
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.