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Finding the Fourth Proportional to 2,398.12, 3,597.66 and 754.62

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Solution

The fourth proportional to 2,398.12, 3,597.66 and 754.62 is: 1,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.12 : 3,597.66 = 754.62 : x
  2. Step 2: Convert to fraction form
    2,398.12/3,597.66 = 754.62/x
  3. Step 3: Cross multiply
    2,398.12x = 3,597.66 × 754.62
  4. Step 4: Simplify right side
    2,398.12x = 2,714,866.19
  5. Step 5: Solve for x
    x = 2,714,866.19/2,398.12
  6. Step 6: Final answer
    x = 1,132.08

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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.