Home / 5,631.85-8,448.38-2,343.11

Finding the Fourth Proportional to 5,631.85, 8,448.38 and 2,343.11

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Solution

The fourth proportional to 5,631.85, 8,448.38 and 2,343.11 is: 3,514.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.85 : 8,448.38 = 2,343.11 : x
  2. Step 2: Convert to fraction form
    5,631.85/8,448.38 = 2,343.11/x
  3. Step 3: Cross multiply
    5,631.85x = 8,448.38 × 2,343.11
  4. Step 4: Simplify right side
    5,631.85x = 19,795,471.95
  5. Step 5: Solve for x
    x = 19,795,471.95/5,631.85
  6. Step 6: Final answer
    x = 3,514.92

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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.