Home / 9,962.92-13,748.32-5,487.06

Finding the Fourth Proportional to 9,962.92, 13,748.32 and 5,487.06

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Solution

The fourth proportional to 9,962.92, 13,748.32 and 5,487.06 is: 7,571.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.92 : 13,748.32 = 5,487.06 : x
  2. Step 2: Convert to fraction form
    9,962.92/13,748.32 = 5,487.06/x
  3. Step 3: Cross multiply
    9,962.92x = 13,748.32 × 5,487.06
  4. Step 4: Simplify right side
    9,962.92x = 75,437,856.74
  5. Step 5: Solve for x
    x = 75,437,856.74/9,962.92
  6. Step 6: Final answer
    x = 7,571.86

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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.