Home / 8,729.13-13,084.59-3,797.46

Finding the Fourth Proportional to 8,729.13, 13,084.59 and 3,797.46

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Solution

The fourth proportional to 8,729.13, 13,084.59 and 3,797.46 is: 5,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.13 : 13,084.59 = 3,797.46 : x
  2. Step 2: Convert to fraction form
    8,729.13/13,084.59 = 3,797.46/x
  3. Step 3: Cross multiply
    8,729.13x = 13,084.59 × 3,797.46
  4. Step 4: Simplify right side
    8,729.13x = 49,688,207.14
  5. Step 5: Solve for x
    x = 49,688,207.14/8,729.13
  6. Step 6: Final answer
    x = 5,692.23

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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.