Home / 10,612.07-15,907.14-3,589.77

Finding the Fourth Proportional to 10,612.07, 15,907.14 and 3,589.77

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Solution

The fourth proportional to 10,612.07, 15,907.14 and 3,589.77 is: 5,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612.07 : 15,907.14 = 3,589.77 : x
  2. Step 2: Convert to fraction form
    10,612.07/15,907.14 = 3,589.77/x
  3. Step 3: Cross multiply
    10,612.07x = 15,907.14 × 3,589.77
  4. Step 4: Simplify right side
    10,612.07x = 57,102,973.96
  5. Step 5: Solve for x
    x = 57,102,973.96/10,612.07
  6. Step 6: Final answer
    x = 5,380.95

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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.