Home / 8,919.24-13,375.70-2,592.80

Finding the Fourth Proportional to 8,919.24, 13,375.70 and 2,592.80

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Solution

The fourth proportional to 8,919.24, 13,375.70 and 2,592.80 is: 3,888.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,919.24 : 13,375.70 = 2,592.80 : x
  2. Step 2: Convert to fraction form
    8,919.24/13,375.70 = 2,592.80/x
  3. Step 3: Cross multiply
    8,919.24x = 13,375.70 × 2,592.80
  4. Step 4: Simplify right side
    8,919.24x = 34,680,514.96
  5. Step 5: Solve for x
    x = 34,680,514.96/8,919.24
  6. Step 6: Final answer
    x = 3,888.28

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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.