Home / 5,150.04-7,724.91-1,254.39

Finding the Fourth Proportional to 5,150.04, 7,724.91 and 1,254.39

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Solution

The fourth proportional to 5,150.04, 7,724.91 and 1,254.39 is: 1,881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.04 : 7,724.91 = 1,254.39 : x
  2. Step 2: Convert to fraction form
    5,150.04/7,724.91 = 1,254.39/x
  3. Step 3: Cross multiply
    5,150.04x = 7,724.91 × 1,254.39
  4. Step 4: Simplify right side
    5,150.04x = 9,690,049.85
  5. Step 5: Solve for x
    x = 9,690,049.85/5,150.04
  6. Step 6: Final answer
    x = 1,881.55

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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.