Home / 8,146.80-12,204.48-4,862.52

Finding the Fourth Proportional to 8,146.80, 12,204.48 and 4,862.52

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Solution

The fourth proportional to 8,146.80, 12,204.48 and 4,862.52 is: 7,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.80 : 12,204.48 = 4,862.52 : x
  2. Step 2: Convert to fraction form
    8,146.80/12,204.48 = 4,862.52/x
  3. Step 3: Cross multiply
    8,146.80x = 12,204.48 × 4,862.52
  4. Step 4: Simplify right side
    8,146.80x = 59,344,528.09
  5. Step 5: Solve for x
    x = 59,344,528.09/8,146.80
  6. Step 6: Final answer
    x = 7,284.40

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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.