Home / 5,040.16-7,560.48-2,445.28

Finding the Fourth Proportional to 5,040.16, 7,560.48 and 2,445.28

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Solution

The fourth proportional to 5,040.16, 7,560.48 and 2,445.28 is: 3,668.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.16 : 7,560.48 = 2,445.28 : x
  2. Step 2: Convert to fraction form
    5,040.16/7,560.48 = 2,445.28/x
  3. Step 3: Cross multiply
    5,040.16x = 7,560.48 × 2,445.28
  4. Step 4: Simplify right side
    5,040.16x = 18,487,490.53
  5. Step 5: Solve for x
    x = 18,487,490.53/5,040.16
  6. Step 6: Final answer
    x = 3,668.04

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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.