Home / 8,885.44-13,330.40-3,690.24

Finding the Fourth Proportional to 8,885.44, 13,330.40 and 3,690.24

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Solution

The fourth proportional to 8,885.44, 13,330.40 and 3,690.24 is: 5,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.44 : 13,330.40 = 3,690.24 : x
  2. Step 2: Convert to fraction form
    8,885.44/13,330.40 = 3,690.24/x
  3. Step 3: Cross multiply
    8,885.44x = 13,330.40 × 3,690.24
  4. Step 4: Simplify right side
    8,885.44x = 49,192,375.30
  5. Step 5: Solve for x
    x = 49,192,375.30/8,885.44
  6. Step 6: Final answer
    x = 5,536.29

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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.