Home / 8,827.74-12,180.11-4,999.47

Finding the Fourth Proportional to 8,827.74, 12,180.11 and 4,999.47

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Solution

The fourth proportional to 8,827.74, 12,180.11 and 4,999.47 is: 6,898.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.74 : 12,180.11 = 4,999.47 : x
  2. Step 2: Convert to fraction form
    8,827.74/12,180.11 = 4,999.47/x
  3. Step 3: Cross multiply
    8,827.74x = 12,180.11 × 4,999.47
  4. Step 4: Simplify right side
    8,827.74x = 60,894,069.54
  5. Step 5: Solve for x
    x = 60,894,069.54/8,827.74
  6. Step 6: Final answer
    x = 6,898.04

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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.