Home / 7,404.38-11,106.56-2,472.89

Finding the Fourth Proportional to 7,404.38, 11,106.56 and 2,472.89

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Solution

The fourth proportional to 7,404.38, 11,106.56 and 2,472.89 is: 3,709.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.38 : 11,106.56 = 2,472.89 : x
  2. Step 2: Convert to fraction form
    7,404.38/11,106.56 = 2,472.89/x
  3. Step 3: Cross multiply
    7,404.38x = 11,106.56 × 2,472.89
  4. Step 4: Simplify right side
    7,404.38x = 27,465,301.16
  5. Step 5: Solve for x
    x = 27,465,301.16/7,404.38
  6. Step 6: Final answer
    x = 3,709.33

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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.