Home / 4,757.12-7,135.04-1,472.48

Finding the Fourth Proportional to 4,757.12, 7,135.04 and 1,472.48

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Solution

The fourth proportional to 4,757.12, 7,135.04 and 1,472.48 is: 2,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.12 : 7,135.04 = 1,472.48 : x
  2. Step 2: Convert to fraction form
    4,757.12/7,135.04 = 1,472.48/x
  3. Step 3: Cross multiply
    4,757.12x = 7,135.04 × 1,472.48
  4. Step 4: Simplify right side
    4,757.12x = 10,506,203.70
  5. Step 5: Solve for x
    x = 10,506,203.70/4,757.12
  6. Step 6: Final answer
    x = 2,208.52

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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.