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Finding the Fourth Proportional to 1,162.03, 1,751.51 and 1,043.17

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Solution

The fourth proportional to 1,162.03, 1,751.51 and 1,043.17 is: 1,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162.03 : 1,751.51 = 1,043.17 : x
  2. Step 2: Convert to fraction form
    1,162.03/1,751.51 = 1,043.17/x
  3. Step 3: Cross multiply
    1,162.03x = 1,751.51 × 1,043.17
  4. Step 4: Simplify right side
    1,162.03x = 1,827,122.69
  5. Step 5: Solve for x
    x = 1,827,122.69/1,162.03
  6. Step 6: Final answer
    x = 1,572.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.