Home / 5,471.85-8,205.75-4,304.13

Finding the Fourth Proportional to 5,471.85, 8,205.75 and 4,304.13

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Solution

The fourth proportional to 5,471.85, 8,205.75 and 4,304.13 is: 6,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.85 : 8,205.75 = 4,304.13 : x
  2. Step 2: Convert to fraction form
    5,471.85/8,205.75 = 4,304.13/x
  3. Step 3: Cross multiply
    5,471.85x = 8,205.75 × 4,304.13
  4. Step 4: Simplify right side
    5,471.85x = 35,318,614.75
  5. Step 5: Solve for x
    x = 35,318,614.75/5,471.85
  6. Step 6: Final answer
    x = 6,454.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.