Home / 8,827.92-12,187.44-5,292

Finding the Fourth Proportional to 8,827.92, 12,187.44 and 5,292

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Solution

The fourth proportional to 8,827.92, 12,187.44 and 5,292 is: 7,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.92 : 12,187.44 = 5,292 : x
  2. Step 2: Convert to fraction form
    8,827.92/12,187.44 = 5,292/x
  3. Step 3: Cross multiply
    8,827.92x = 12,187.44 × 5,292
  4. Step 4: Simplify right side
    8,827.92x = 64,495,932.48
  5. Step 5: Solve for x
    x = 64,495,932.48/8,827.92
  6. Step 6: Final answer
    x = 7,305.90

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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.