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Finding the Fourth Proportional to 1,084.03, 1,495.19 and 752.54

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Solution

The fourth proportional to 1,084.03, 1,495.19 and 752.54 is: 1,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084.03 : 1,495.19 = 752.54 : x
  2. Step 2: Convert to fraction form
    1,084.03/1,495.19 = 752.54/x
  3. Step 3: Cross multiply
    1,084.03x = 1,495.19 × 752.54
  4. Step 4: Simplify right side
    1,084.03x = 1,125,184.69
  5. Step 5: Solve for x
    x = 1,125,184.69/1,084.03
  6. Step 6: Final answer
    x = 1,037.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.