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Finding the Fourth Proportional to 6,708.54, 10,062.80 and 5,712.09

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Solution

The fourth proportional to 6,708.54, 10,062.80 and 5,712.09 is: 8,568.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.54 : 10,062.80 = 5,712.09 : x
  2. Step 2: Convert to fraction form
    6,708.54/10,062.80 = 5,712.09/x
  3. Step 3: Cross multiply
    6,708.54x = 10,062.80 × 5,712.09
  4. Step 4: Simplify right side
    6,708.54x = 57,479,619.25
  5. Step 5: Solve for x
    x = 57,479,619.25/6,708.54
  6. Step 6: Final answer
    x = 8,568.13

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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.