Home / 5,354.92-7,385.70-3,559.18

Finding the Fourth Proportional to 5,354.92, 7,385.70 and 3,559.18

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Solution

The fourth proportional to 5,354.92, 7,385.70 and 3,559.18 is: 4,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.92 : 7,385.70 = 3,559.18 : x
  2. Step 2: Convert to fraction form
    5,354.92/7,385.70 = 3,559.18/x
  3. Step 3: Cross multiply
    5,354.92x = 7,385.70 × 3,559.18
  4. Step 4: Simplify right side
    5,354.92x = 26,286,998.80
  5. Step 5: Solve for x
    x = 26,286,998.80/5,354.92
  6. Step 6: Final answer
    x = 4,908.95

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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.