Home / 3,534.52-4,874.24-2,117.96

Finding the Fourth Proportional to 3,534.52, 4,874.24 and 2,117.96

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Solution

The fourth proportional to 3,534.52, 4,874.24 and 2,117.96 is: 2,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.52 : 4,874.24 = 2,117.96 : x
  2. Step 2: Convert to fraction form
    3,534.52/4,874.24 = 2,117.96/x
  3. Step 3: Cross multiply
    3,534.52x = 4,874.24 × 2,117.96
  4. Step 4: Simplify right side
    3,534.52x = 10,323,445.35
  5. Step 5: Solve for x
    x = 10,323,445.35/3,534.52
  6. Step 6: Final answer
    x = 2,920.75

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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.