Home / 5,787.10-8,672.55-4,053.70

Finding the Fourth Proportional to 5,787.10, 8,672.55 and 4,053.70

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Solution

The fourth proportional to 5,787.10, 8,672.55 and 4,053.70 is: 6,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.10 : 8,672.55 = 4,053.70 : x
  2. Step 2: Convert to fraction form
    5,787.10/8,672.55 = 4,053.70/x
  3. Step 3: Cross multiply
    5,787.10x = 8,672.55 × 4,053.70
  4. Step 4: Simplify right side
    5,787.10x = 35,155,915.94
  5. Step 5: Solve for x
    x = 35,155,915.94/5,787.10
  6. Step 6: Final answer
    x = 6,074.88

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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.