Home / 4,757.90-7,137.19-1,470.57

Finding the Fourth Proportional to 4,757.90, 7,137.19 and 1,470.57

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Solution

The fourth proportional to 4,757.90, 7,137.19 and 1,470.57 is: 2,205.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.90 : 7,137.19 = 1,470.57 : x
  2. Step 2: Convert to fraction form
    4,757.90/7,137.19 = 1,470.57/x
  3. Step 3: Cross multiply
    4,757.90x = 7,137.19 × 1,470.57
  4. Step 4: Simplify right side
    4,757.90x = 10,495,737.50
  5. Step 5: Solve for x
    x = 10,495,737.50/4,757.90
  6. Step 6: Final answer
    x = 2,205.96

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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.