Home / 8,881.17-12,255.35-5,104.34

Finding the Fourth Proportional to 8,881.17, 12,255.35 and 5,104.34

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Solution

The fourth proportional to 8,881.17, 12,255.35 and 5,104.34 is: 7,043.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.17 : 12,255.35 = 5,104.34 : x
  2. Step 2: Convert to fraction form
    8,881.17/12,255.35 = 5,104.34/x
  3. Step 3: Cross multiply
    8,881.17x = 12,255.35 × 5,104.34
  4. Step 4: Simplify right side
    8,881.17x = 62,555,516.62
  5. Step 5: Solve for x
    x = 62,555,516.62/8,881.17
  6. Step 6: Final answer
    x = 7,043.61

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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.