Home / 8,883.27-13,340.03-8,511.75

Finding the Fourth Proportional to 8,883.27, 13,340.03 and 8,511.75

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Solution

The fourth proportional to 8,883.27, 13,340.03 and 8,511.75 is: 12,782.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.27 : 13,340.03 = 8,511.75 : x
  2. Step 2: Convert to fraction form
    8,883.27/13,340.03 = 8,511.75/x
  3. Step 3: Cross multiply
    8,883.27x = 13,340.03 × 8,511.75
  4. Step 4: Simplify right side
    8,883.27x = 113,546,957.79
  5. Step 5: Solve for x
    x = 113,546,957.79/8,883.27
  6. Step 6: Final answer
    x = 12,782.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.