Home / 10,589.32-15,885.42-3,664.36

Finding the Fourth Proportional to 10,589.32, 15,885.42 and 3,664.36

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Solution

The fourth proportional to 10,589.32, 15,885.42 and 3,664.36 is: 5,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.32 : 15,885.42 = 3,664.36 : x
  2. Step 2: Convert to fraction form
    10,589.32/15,885.42 = 3,664.36/x
  3. Step 3: Cross multiply
    10,589.32x = 15,885.42 × 3,664.36
  4. Step 4: Simplify right side
    10,589.32x = 58,209,897.63
  5. Step 5: Solve for x
    x = 58,209,897.63/10,589.32
  6. Step 6: Final answer
    x = 5,497.04

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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.