Home / 1,853.52-2,778.48-1,031.04

Finding the Fourth Proportional to 1,853.52, 2,778.48 and 1,031.04

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Solution

The fourth proportional to 1,853.52, 2,778.48 and 1,031.04 is: 1,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.52 : 2,778.48 = 1,031.04 : x
  2. Step 2: Convert to fraction form
    1,853.52/2,778.48 = 1,031.04/x
  3. Step 3: Cross multiply
    1,853.52x = 2,778.48 × 1,031.04
  4. Step 4: Simplify right side
    1,853.52x = 2,864,724.02
  5. Step 5: Solve for x
    x = 2,864,724.02/1,853.52
  6. Step 6: Final answer
    x = 1,545.56

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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.