Home / 6,515.17-9,759.52-5,201.15

Finding the Fourth Proportional to 6,515.17, 9,759.52 and 5,201.15

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Solution

The fourth proportional to 6,515.17, 9,759.52 and 5,201.15 is: 7,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.17 : 9,759.52 = 5,201.15 : x
  2. Step 2: Convert to fraction form
    6,515.17/9,759.52 = 5,201.15/x
  3. Step 3: Cross multiply
    6,515.17x = 9,759.52 × 5,201.15
  4. Step 4: Simplify right side
    6,515.17x = 50,760,685.15
  5. Step 5: Solve for x
    x = 50,760,685.15/6,515.17
  6. Step 6: Final answer
    x = 7,791.16

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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.