Home / 9,655.08-13,330.80-7,532.90

Finding the Fourth Proportional to 9,655.08, 13,330.80 and 7,532.90

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Solution

The fourth proportional to 9,655.08, 13,330.80 and 7,532.90 is: 10,400.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.08 : 13,330.80 = 7,532.90 : x
  2. Step 2: Convert to fraction form
    9,655.08/13,330.80 = 7,532.90/x
  3. Step 3: Cross multiply
    9,655.08x = 13,330.80 × 7,532.90
  4. Step 4: Simplify right side
    9,655.08x = 100,419,583.32
  5. Step 5: Solve for x
    x = 100,419,583.32/9,655.08
  6. Step 6: Final answer
    x = 10,400.70

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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.