Home / 5,040.15-7,565.34-2,080.37

Finding the Fourth Proportional to 5,040.15, 7,565.34 and 2,080.37

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Solution

The fourth proportional to 5,040.15, 7,565.34 and 2,080.37 is: 3,122.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.15 : 7,565.34 = 2,080.37 : x
  2. Step 2: Convert to fraction form
    5,040.15/7,565.34 = 2,080.37/x
  3. Step 3: Cross multiply
    5,040.15x = 7,565.34 × 2,080.37
  4. Step 4: Simplify right side
    5,040.15x = 15,738,668.55
  5. Step 5: Solve for x
    x = 15,738,668.55/5,040.15
  6. Step 6: Final answer
    x = 3,122.66

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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.