Home / 5,152.52-7,727.40-1,453.88

Finding the Fourth Proportional to 5,152.52, 7,727.40 and 1,453.88

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Solution

The fourth proportional to 5,152.52, 7,727.40 and 1,453.88 is: 2,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.52 : 7,727.40 = 1,453.88 : x
  2. Step 2: Convert to fraction form
    5,152.52/7,727.40 = 1,453.88/x
  3. Step 3: Cross multiply
    5,152.52x = 7,727.40 × 1,453.88
  4. Step 4: Simplify right side
    5,152.52x = 11,234,712.31
  5. Step 5: Solve for x
    x = 11,234,712.31/5,152.52
  6. Step 6: Final answer
    x = 2,180.43

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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.