Home / 1,453.55-2,176.17-1,108.28

Finding the Fourth Proportional to 1,453.55, 2,176.17 and 1,108.28

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Solution

The fourth proportional to 1,453.55, 2,176.17 and 1,108.28 is: 1,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453.55 : 2,176.17 = 1,108.28 : x
  2. Step 2: Convert to fraction form
    1,453.55/2,176.17 = 1,108.28/x
  3. Step 3: Cross multiply
    1,453.55x = 2,176.17 × 1,108.28
  4. Step 4: Simplify right side
    1,453.55x = 2,411,806.97
  5. Step 5: Solve for x
    x = 2,411,806.97/1,453.55
  6. Step 6: Final answer
    x = 1,659.26

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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.