Home / 7,404.39-11,106.57-2,472.90

Finding the Fourth Proportional to 7,404.39, 11,106.57 and 2,472.90

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Solution

The fourth proportional to 7,404.39, 11,106.57 and 2,472.90 is: 3,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.39 : 11,106.57 = 2,472.90 : x
  2. Step 2: Convert to fraction form
    7,404.39/11,106.57 = 2,472.90/x
  3. Step 3: Cross multiply
    7,404.39x = 11,106.57 × 2,472.90
  4. Step 4: Simplify right side
    7,404.39x = 27,465,436.95
  5. Step 5: Solve for x
    x = 27,465,436.95/7,404.39
  6. Step 6: Final answer
    x = 3,709.34

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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.