Home / 1,531.73-2,298.12-607.57

Finding the Fourth Proportional to 1,531.73, 2,298.12 and 607.57

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Solution

The fourth proportional to 1,531.73, 2,298.12 and 607.57 is: 911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531.73 : 2,298.12 = 607.57 : x
  2. Step 2: Convert to fraction form
    1,531.73/2,298.12 = 607.57/x
  3. Step 3: Cross multiply
    1,531.73x = 2,298.12 × 607.57
  4. Step 4: Simplify right side
    1,531.73x = 1,396,264.16
  5. Step 5: Solve for x
    x = 1,396,264.16/1,531.73
  6. Step 6: Final answer
    x = 911.56

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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.