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Finding the Fourth Proportional to 3,574.27, 4,927.30 and 2,508.71

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Solution

The fourth proportional to 3,574.27, 4,927.30 and 2,508.71 is: 3,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.27 : 4,927.30 = 2,508.71 : x
  2. Step 2: Convert to fraction form
    3,574.27/4,927.30 = 2,508.71/x
  3. Step 3: Cross multiply
    3,574.27x = 4,927.30 × 2,508.71
  4. Step 4: Simplify right side
    3,574.27x = 12,361,166.78
  5. Step 5: Solve for x
    x = 12,361,166.78/3,574.27
  6. Step 6: Final answer
    x = 3,458.38

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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.