Home / 8,733.18-12,083.46-7,616.43

Finding the Fourth Proportional to 8,733.18, 12,083.46 and 7,616.43

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Solution

The fourth proportional to 8,733.18, 12,083.46 and 7,616.43 is: 10,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.18 : 12,083.46 = 7,616.43 : x
  2. Step 2: Convert to fraction form
    8,733.18/12,083.46 = 7,616.43/x
  3. Step 3: Cross multiply
    8,733.18x = 12,083.46 × 7,616.43
  4. Step 4: Simplify right side
    8,733.18x = 92,032,827.25
  5. Step 5: Solve for x
    x = 92,032,827.25/8,733.18
  6. Step 6: Final answer
    x = 10,538.30

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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.