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Finding the Fourth Proportional to 1,150.03, 1,587.33 and 652.96

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Solution

The fourth proportional to 1,150.03, 1,587.33 and 652.96 is: 901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.03 : 1,587.33 = 652.96 : x
  2. Step 2: Convert to fraction form
    1,150.03/1,587.33 = 652.96/x
  3. Step 3: Cross multiply
    1,150.03x = 1,587.33 × 652.96
  4. Step 4: Simplify right side
    1,150.03x = 1,036,463.00
  5. Step 5: Solve for x
    x = 1,036,463.00/1,150.03
  6. Step 6: Final answer
    x = 901.25

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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.