Home / 8,854.22-12,218.78-4,875.26

Finding the Fourth Proportional to 8,854.22, 12,218.78 and 4,875.26

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Solution

The fourth proportional to 8,854.22, 12,218.78 and 4,875.26 is: 6,727.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.22 : 12,218.78 = 4,875.26 : x
  2. Step 2: Convert to fraction form
    8,854.22/12,218.78 = 4,875.26/x
  3. Step 3: Cross multiply
    8,854.22x = 12,218.78 × 4,875.26
  4. Step 4: Simplify right side
    8,854.22x = 59,569,680.48
  5. Step 5: Solve for x
    x = 59,569,680.48/8,854.22
  6. Step 6: Final answer
    x = 6,727.83

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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.