Home / 8,827.18-12,186.86-5,845.57

Finding the Fourth Proportional to 8,827.18, 12,186.86 and 5,845.57

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Solution

The fourth proportional to 8,827.18, 12,186.86 and 5,845.57 is: 8,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.18 : 12,186.86 = 5,845.57 : x
  2. Step 2: Convert to fraction form
    8,827.18/12,186.86 = 5,845.57/x
  3. Step 3: Cross multiply
    8,827.18x = 12,186.86 × 5,845.57
  4. Step 4: Simplify right side
    8,827.18x = 71,239,083.52
  5. Step 5: Solve for x
    x = 71,239,083.52/8,827.18
  6. Step 6: Final answer
    x = 8,070.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.