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Finding the Fourth Proportional to 4,393.58, 6,591.42 and 1,471.79

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Solution

The fourth proportional to 4,393.58, 6,591.42 and 1,471.79 is: 2,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.58 : 6,591.42 = 1,471.79 : x
  2. Step 2: Convert to fraction form
    4,393.58/6,591.42 = 1,471.79/x
  3. Step 3: Cross multiply
    4,393.58x = 6,591.42 × 1,471.79
  4. Step 4: Simplify right side
    4,393.58x = 9,701,202.52
  5. Step 5: Solve for x
    x = 9,701,202.52/4,393.58
  6. Step 6: Final answer
    x = 2,208.04

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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.