Home / 3,654.30-5,483.56-1,545.76

Finding the Fourth Proportional to 3,654.30, 5,483.56 and 1,545.76

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Solution

The fourth proportional to 3,654.30, 5,483.56 and 1,545.76 is: 2,319.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.30 : 5,483.56 = 1,545.76 : x
  2. Step 2: Convert to fraction form
    3,654.30/5,483.56 = 1,545.76/x
  3. Step 3: Cross multiply
    3,654.30x = 5,483.56 × 1,545.76
  4. Step 4: Simplify right side
    3,654.30x = 8,476,267.71
  5. Step 5: Solve for x
    x = 8,476,267.71/3,654.30
  6. Step 6: Final answer
    x = 2,319.53

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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.