Home / 11,954.57-17,913.12-7,562.75

Finding the Fourth Proportional to 11,954.57, 17,913.12 and 7,562.75

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Solution

The fourth proportional to 11,954.57, 17,913.12 and 7,562.75 is: 11,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,954.57 : 17,913.12 = 7,562.75 : x
  2. Step 2: Convert to fraction form
    11,954.57/17,913.12 = 7,562.75/x
  3. Step 3: Cross multiply
    11,954.57x = 17,913.12 × 7,562.75
  4. Step 4: Simplify right side
    11,954.57x = 135,472,358.71
  5. Step 5: Solve for x
    x = 135,472,358.71/11,954.57
  6. Step 6: Final answer
    x = 11,332.27

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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.