Home / 8,826.62-12,180.39-4,847.54

Finding the Fourth Proportional to 8,826.62, 12,180.39 and 4,847.54

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Solution

The fourth proportional to 8,826.62, 12,180.39 and 4,847.54 is: 6,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.62 : 12,180.39 = 4,847.54 : x
  2. Step 2: Convert to fraction form
    8,826.62/12,180.39 = 4,847.54/x
  3. Step 3: Cross multiply
    8,826.62x = 12,180.39 × 4,847.54
  4. Step 4: Simplify right side
    8,826.62x = 59,044,927.74
  5. Step 5: Solve for x
    x = 59,044,927.74/8,826.62
  6. Step 6: Final answer
    x = 6,689.42

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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.