Home / 9,273.97-13,887.88-6,487.60

Finding the Fourth Proportional to 9,273.97, 13,887.88 and 6,487.60

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Solution

The fourth proportional to 9,273.97, 13,887.88 and 6,487.60 is: 9,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.97 : 13,887.88 = 6,487.60 : x
  2. Step 2: Convert to fraction form
    9,273.97/13,887.88 = 6,487.60/x
  3. Step 3: Cross multiply
    9,273.97x = 13,887.88 × 6,487.60
  4. Step 4: Simplify right side
    9,273.97x = 90,098,969.46
  5. Step 5: Solve for x
    x = 90,098,969.46/9,273.97
  6. Step 6: Final answer
    x = 9,715.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.