Home / 9,188.93-12,681.02-4,997.18

Finding the Fourth Proportional to 9,188.93, 12,681.02 and 4,997.18

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Solution

The fourth proportional to 9,188.93, 12,681.02 and 4,997.18 is: 6,896.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.93 : 12,681.02 = 4,997.18 : x
  2. Step 2: Convert to fraction form
    9,188.93/12,681.02 = 4,997.18/x
  3. Step 3: Cross multiply
    9,188.93x = 12,681.02 × 4,997.18
  4. Step 4: Simplify right side
    9,188.93x = 63,369,339.52
  5. Step 5: Solve for x
    x = 63,369,339.52/9,188.93
  6. Step 6: Final answer
    x = 6,896.27

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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.