Home / 5,040.90-7,565.40-2,577.29

Finding the Fourth Proportional to 5,040.90, 7,565.40 and 2,577.29

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Solution

The fourth proportional to 5,040.90, 7,565.40 and 2,577.29 is: 3,868.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.90 : 7,565.40 = 2,577.29 : x
  2. Step 2: Convert to fraction form
    5,040.90/7,565.40 = 2,577.29/x
  3. Step 3: Cross multiply
    5,040.90x = 7,565.40 × 2,577.29
  4. Step 4: Simplify right side
    5,040.90x = 19,498,191.94
  5. Step 5: Solve for x
    x = 19,498,191.94/5,040.90
  6. Step 6: Final answer
    x = 3,868.00

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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.