Home / 3,610.29-5,417.24-1,663.86

Finding the Fourth Proportional to 3,610.29, 5,417.24 and 1,663.86

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Solution

The fourth proportional to 3,610.29, 5,417.24 and 1,663.86 is: 2,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.29 : 5,417.24 = 1,663.86 : x
  2. Step 2: Convert to fraction form
    3,610.29/5,417.24 = 1,663.86/x
  3. Step 3: Cross multiply
    3,610.29x = 5,417.24 × 1,663.86
  4. Step 4: Simplify right side
    3,610.29x = 9,013,528.95
  5. Step 5: Solve for x
    x = 9,013,528.95/3,610.29
  6. Step 6: Final answer
    x = 2,496.62

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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.