Home / 11,527.76-17,278.68-4,957.04

Finding the Fourth Proportional to 11,527.76, 17,278.68 and 4,957.04

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Solution

The fourth proportional to 11,527.76, 17,278.68 and 4,957.04 is: 7,429.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,527.76 : 17,278.68 = 4,957.04 : x
  2. Step 2: Convert to fraction form
    11,527.76/17,278.68 = 4,957.04/x
  3. Step 3: Cross multiply
    11,527.76x = 17,278.68 × 4,957.04
  4. Step 4: Simplify right side
    11,527.76x = 85,651,107.91
  5. Step 5: Solve for x
    x = 85,651,107.91/11,527.76
  6. Step 6: Final answer
    x = 7,429.99

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1.5x scale

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.