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Finding the Fourth Proportional to 8,708.56, 13,062.84 and 2,552.56

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Solution

The fourth proportional to 8,708.56, 13,062.84 and 2,552.56 is: 3,828.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.56 : 13,062.84 = 2,552.56 : x
  2. Step 2: Convert to fraction form
    8,708.56/13,062.84 = 2,552.56/x
  3. Step 3: Cross multiply
    8,708.56x = 13,062.84 × 2,552.56
  4. Step 4: Simplify right side
    8,708.56x = 33,343,682.87
  5. Step 5: Solve for x
    x = 33,343,682.87/8,708.56
  6. Step 6: Final answer
    x = 3,828.84

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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.