Home / 3,400.32-4,691.54-2,073.95

Finding the Fourth Proportional to 3,400.32, 4,691.54 and 2,073.95

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Solution

The fourth proportional to 3,400.32, 4,691.54 and 2,073.95 is: 2,861.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.32 : 4,691.54 = 2,073.95 : x
  2. Step 2: Convert to fraction form
    3,400.32/4,691.54 = 2,073.95/x
  3. Step 3: Cross multiply
    3,400.32x = 4,691.54 × 2,073.95
  4. Step 4: Simplify right side
    3,400.32x = 9,730,001.11
  5. Step 5: Solve for x
    x = 9,730,001.11/3,400.32
  6. Step 6: Final answer
    x = 2,861.50

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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.