Home / 9,932.12-13,703.87-5,625.28

Finding the Fourth Proportional to 9,932.12, 13,703.87 and 5,625.28

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Solution

The fourth proportional to 9,932.12, 13,703.87 and 5,625.28 is: 7,761.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932.12 : 13,703.87 = 5,625.28 : x
  2. Step 2: Convert to fraction form
    9,932.12/13,703.87 = 5,625.28/x
  3. Step 3: Cross multiply
    9,932.12x = 13,703.87 × 5,625.28
  4. Step 4: Simplify right side
    9,932.12x = 77,088,105.83
  5. Step 5: Solve for x
    x = 77,088,105.83/9,932.12
  6. Step 6: Final answer
    x = 7,761.50

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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.