Home / 3,712.14-5,124.33-2,453.76

Finding the Fourth Proportional to 3,712.14, 5,124.33 and 2,453.76

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Solution

The fourth proportional to 3,712.14, 5,124.33 and 2,453.76 is: 3,387.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.14 : 5,124.33 = 2,453.76 : x
  2. Step 2: Convert to fraction form
    3,712.14/5,124.33 = 2,453.76/x
  3. Step 3: Cross multiply
    3,712.14x = 5,124.33 × 2,453.76
  4. Step 4: Simplify right side
    3,712.14x = 12,573,875.98
  5. Step 5: Solve for x
    x = 12,573,875.98/3,712.14
  6. Step 6: Final answer
    x = 3,387.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.