Home / 5,074.35-7,612.59-2,152.59

Finding the Fourth Proportional to 5,074.35, 7,612.59 and 2,152.59

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Solution

The fourth proportional to 5,074.35, 7,612.59 and 2,152.59 is: 3,229.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.35 : 7,612.59 = 2,152.59 : x
  2. Step 2: Convert to fraction form
    5,074.35/7,612.59 = 2,152.59/x
  3. Step 3: Cross multiply
    5,074.35x = 7,612.59 × 2,152.59
  4. Step 4: Simplify right side
    5,074.35x = 16,386,785.11
  5. Step 5: Solve for x
    x = 16,386,785.11/5,074.35
  6. Step 6: Final answer
    x = 3,229.34

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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.