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Finding the Fourth Proportional to 6,851.52, 9,442.17 and 6,725.16

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Solution

The fourth proportional to 6,851.52, 9,442.17 and 6,725.16 is: 9,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,851.52 : 9,442.17 = 6,725.16 : x
  2. Step 2: Convert to fraction form
    6,851.52/9,442.17 = 6,725.16/x
  3. Step 3: Cross multiply
    6,851.52x = 9,442.17 × 6,725.16
  4. Step 4: Simplify right side
    6,851.52x = 63,500,104.00
  5. Step 5: Solve for x
    x = 63,500,104.00/6,851.52
  6. Step 6: Final answer
    x = 9,268.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.