Home / 3,285.75-4,534.17-1,793.65

Finding the Fourth Proportional to 3,285.75, 4,534.17 and 1,793.65

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Solution

The fourth proportional to 3,285.75, 4,534.17 and 1,793.65 is: 2,475.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.75 : 4,534.17 = 1,793.65 : x
  2. Step 2: Convert to fraction form
    3,285.75/4,534.17 = 1,793.65/x
  3. Step 3: Cross multiply
    3,285.75x = 4,534.17 × 1,793.65
  4. Step 4: Simplify right side
    3,285.75x = 8,132,695.96
  5. Step 5: Solve for x
    x = 8,132,695.96/3,285.75
  6. Step 6: Final answer
    x = 2,475.14

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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.