Home / 2,516.30-3,770.60-1,691.52

Finding the Fourth Proportional to 2,516.30, 3,770.60 and 1,691.52

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Solution

The fourth proportional to 2,516.30, 3,770.60 and 1,691.52 is: 2,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.30 : 3,770.60 = 1,691.52 : x
  2. Step 2: Convert to fraction form
    2,516.30/3,770.60 = 1,691.52/x
  3. Step 3: Cross multiply
    2,516.30x = 3,770.60 × 1,691.52
  4. Step 4: Simplify right side
    2,516.30x = 6,378,032.23
  5. Step 5: Solve for x
    x = 6,378,032.23/2,516.30
  6. Step 6: Final answer
    x = 2,534.69

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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.