Home / 8,854.44-13,281.23-2,190.91

Finding the Fourth Proportional to 8,854.44, 13,281.23 and 2,190.91

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Solution

The fourth proportional to 8,854.44, 13,281.23 and 2,190.91 is: 3,286.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.44 : 13,281.23 = 2,190.91 : x
  2. Step 2: Convert to fraction form
    8,854.44/13,281.23 = 2,190.91/x
  3. Step 3: Cross multiply
    8,854.44x = 13,281.23 × 2,190.91
  4. Step 4: Simplify right side
    8,854.44x = 29,098,005.81
  5. Step 5: Solve for x
    x = 29,098,005.81/8,854.44
  6. Step 6: Final answer
    x = 3,286.26

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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.