Home / 5,040.72-7,574.45-2,702.45

Finding the Fourth Proportional to 5,040.72, 7,574.45 and 2,702.45

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Solution

The fourth proportional to 5,040.72, 7,574.45 and 2,702.45 is: 4,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.72 : 7,574.45 = 2,702.45 : x
  2. Step 2: Convert to fraction form
    5,040.72/7,574.45 = 2,702.45/x
  3. Step 3: Cross multiply
    5,040.72x = 7,574.45 × 2,702.45
  4. Step 4: Simplify right side
    5,040.72x = 20,469,521.02
  5. Step 5: Solve for x
    x = 20,469,521.02/5,040.72
  6. Step 6: Final answer
    x = 4,060.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.