Home / 8,766.26-13,148.94-3,219.18

Finding the Fourth Proportional to 8,766.26, 13,148.94 and 3,219.18

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Solution

The fourth proportional to 8,766.26, 13,148.94 and 3,219.18 is: 4,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.26 : 13,148.94 = 3,219.18 : x
  2. Step 2: Convert to fraction form
    8,766.26/13,148.94 = 3,219.18/x
  3. Step 3: Cross multiply
    8,766.26x = 13,148.94 × 3,219.18
  4. Step 4: Simplify right side
    8,766.26x = 42,328,812.72
  5. Step 5: Solve for x
    x = 42,328,812.72/8,766.26
  6. Step 6: Final answer
    x = 4,828.60

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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.