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Finding the Fourth Proportional to 2,998.11, 4,497.17 and 1,355.13

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Solution

The fourth proportional to 2,998.11, 4,497.17 and 1,355.13 is: 2,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.11 : 4,497.17 = 1,355.13 : x
  2. Step 2: Convert to fraction form
    2,998.11/4,497.17 = 1,355.13/x
  3. Step 3: Cross multiply
    2,998.11x = 4,497.17 × 1,355.13
  4. Step 4: Simplify right side
    2,998.11x = 6,094,250.83
  5. Step 5: Solve for x
    x = 6,094,250.83/2,998.11
  6. Step 6: Final answer
    x = 2,032.70

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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.