Home / 8,877.20-13,315.79-2,302.83

Finding the Fourth Proportional to 8,877.20, 13,315.79 and 2,302.83

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Solution

The fourth proportional to 8,877.20, 13,315.79 and 2,302.83 is: 3,454.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.20 : 13,315.79 = 2,302.83 : x
  2. Step 2: Convert to fraction form
    8,877.20/13,315.79 = 2,302.83/x
  3. Step 3: Cross multiply
    8,877.20x = 13,315.79 × 2,302.83
  4. Step 4: Simplify right side
    8,877.20x = 30,664,006.44
  5. Step 5: Solve for x
    x = 30,664,006.44/8,877.20
  6. Step 6: Final answer
    x = 3,454.25

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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.