Home / 4,393.73-6,591.05-1,432.40

Finding the Fourth Proportional to 4,393.73, 6,591.05 and 1,432.40

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Solution

The fourth proportional to 4,393.73, 6,591.05 and 1,432.40 is: 2,148.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.73 : 6,591.05 = 1,432.40 : x
  2. Step 2: Convert to fraction form
    4,393.73/6,591.05 = 1,432.40/x
  3. Step 3: Cross multiply
    4,393.73x = 6,591.05 × 1,432.40
  4. Step 4: Simplify right side
    4,393.73x = 9,441,020.02
  5. Step 5: Solve for x
    x = 9,441,020.02/4,393.73
  6. Step 6: Final answer
    x = 2,148.75

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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.