Home / 3,697.68-5,545.56-1,100.16

Finding the Fourth Proportional to 3,697.68, 5,545.56 and 1,100.16

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Solution

The fourth proportional to 3,697.68, 5,545.56 and 1,100.16 is: 1,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.68 : 5,545.56 = 1,100.16 : x
  2. Step 2: Convert to fraction form
    3,697.68/5,545.56 = 1,100.16/x
  3. Step 3: Cross multiply
    3,697.68x = 5,545.56 × 1,100.16
  4. Step 4: Simplify right side
    3,697.68x = 6,101,003.29
  5. Step 5: Solve for x
    x = 6,101,003.29/3,697.68
  6. Step 6: Final answer
    x = 1,649.95

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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.