Home / 10,252.32-15,376.80-3,677.28

Finding the Fourth Proportional to 10,252.32, 15,376.80 and 3,677.28

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Solution

The fourth proportional to 10,252.32, 15,376.80 and 3,677.28 is: 5,515.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.32 : 15,376.80 = 3,677.28 : x
  2. Step 2: Convert to fraction form
    10,252.32/15,376.80 = 3,677.28/x
  3. Step 3: Cross multiply
    10,252.32x = 15,376.80 × 3,677.28
  4. Step 4: Simplify right side
    10,252.32x = 56,544,799.10
  5. Step 5: Solve for x
    x = 56,544,799.10/10,252.32
  6. Step 6: Final answer
    x = 5,515.32

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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.