Home / 2,502.40-3,753.03-942.57

Finding the Fourth Proportional to 2,502.40, 3,753.03 and 942.57

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Solution

The fourth proportional to 2,502.40, 3,753.03 and 942.57 is: 1,413.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.40 : 3,753.03 = 942.57 : x
  2. Step 2: Convert to fraction form
    2,502.40/3,753.03 = 942.57/x
  3. Step 3: Cross multiply
    2,502.40x = 3,753.03 × 942.57
  4. Step 4: Simplify right side
    2,502.40x = 3,537,475.88
  5. Step 5: Solve for x
    x = 3,537,475.88/2,502.40
  6. Step 6: Final answer
    x = 1,413.63

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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.