Home / 3,711.68-5,124.72-2,532.32

Finding the Fourth Proportional to 3,711.68, 5,124.72 and 2,532.32

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Solution

The fourth proportional to 3,711.68, 5,124.72 and 2,532.32 is: 3,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.68 : 5,124.72 = 2,532.32 : x
  2. Step 2: Convert to fraction form
    3,711.68/5,124.72 = 2,532.32/x
  3. Step 3: Cross multiply
    3,711.68x = 5,124.72 × 2,532.32
  4. Step 4: Simplify right side
    3,711.68x = 12,977,430.95
  5. Step 5: Solve for x
    x = 12,977,430.95/3,711.68
  6. Step 6: Final answer
    x = 3,496.38

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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.