Home / 8,860.50-12,227.49-4,881.62

Finding the Fourth Proportional to 8,860.50, 12,227.49 and 4,881.62

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Solution

The fourth proportional to 8,860.50, 12,227.49 and 4,881.62 is: 6,736.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.50 : 12,227.49 = 4,881.62 : x
  2. Step 2: Convert to fraction form
    8,860.50/12,227.49 = 4,881.62/x
  3. Step 3: Cross multiply
    8,860.50x = 12,227.49 × 4,881.62
  4. Step 4: Simplify right side
    8,860.50x = 59,689,898.60
  5. Step 5: Solve for x
    x = 59,689,898.60/8,860.50
  6. Step 6: Final answer
    x = 6,736.63

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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.