Home / 5,398.17-7,449.80-3,302.70

Finding the Fourth Proportional to 5,398.17, 7,449.80 and 3,302.70

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Solution

The fourth proportional to 5,398.17, 7,449.80 and 3,302.70 is: 4,557.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.17 : 7,449.80 = 3,302.70 : x
  2. Step 2: Convert to fraction form
    5,398.17/7,449.80 = 3,302.70/x
  3. Step 3: Cross multiply
    5,398.17x = 7,449.80 × 3,302.70
  4. Step 4: Simplify right side
    5,398.17x = 24,604,437.95
  5. Step 5: Solve for x
    x = 24,604,437.95/5,398.17
  6. Step 6: Final answer
    x = 4,557.92

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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.