Home / 9,154.04-13,721.55-3,892.43

Finding the Fourth Proportional to 9,154.04, 13,721.55 and 3,892.43

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Solution

The fourth proportional to 9,154.04, 13,721.55 and 3,892.43 is: 5,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.04 : 13,721.55 = 3,892.43 : x
  2. Step 2: Convert to fraction form
    9,154.04/13,721.55 = 3,892.43/x
  3. Step 3: Cross multiply
    9,154.04x = 13,721.55 × 3,892.43
  4. Step 4: Simplify right side
    9,154.04x = 53,410,148.29
  5. Step 5: Solve for x
    x = 53,410,148.29/9,154.04
  6. Step 6: Final answer
    x = 5,834.60

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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.