Home / 8,551.64-12,829.43-2,708.25

Finding the Fourth Proportional to 8,551.64, 12,829.43 and 2,708.25

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Solution

The fourth proportional to 8,551.64, 12,829.43 and 2,708.25 is: 4,063.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.64 : 12,829.43 = 2,708.25 : x
  2. Step 2: Convert to fraction form
    8,551.64/12,829.43 = 2,708.25/x
  3. Step 3: Cross multiply
    8,551.64x = 12,829.43 × 2,708.25
  4. Step 4: Simplify right side
    8,551.64x = 34,745,303.80
  5. Step 5: Solve for x
    x = 34,745,303.80/8,551.64
  6. Step 6: Final answer
    x = 4,063.00

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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.