Home / 5,040.25-7,559.15-1,577.50

Finding the Fourth Proportional to 5,040.25, 7,559.15 and 1,577.50

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Solution

The fourth proportional to 5,040.25, 7,559.15 and 1,577.50 is: 2,365.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.25 : 7,559.15 = 1,577.50 : x
  2. Step 2: Convert to fraction form
    5,040.25/7,559.15 = 1,577.50/x
  3. Step 3: Cross multiply
    5,040.25x = 7,559.15 × 1,577.50
  4. Step 4: Simplify right side
    5,040.25x = 11,924,559.13
  5. Step 5: Solve for x
    x = 11,924,559.13/5,040.25
  6. Step 6: Final answer
    x = 2,365.87

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1.5x scale

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.