Home / 5,439.83-7,514.03-4,499.42

Finding the Fourth Proportional to 5,439.83, 7,514.03 and 4,499.42

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Solution

The fourth proportional to 5,439.83, 7,514.03 and 4,499.42 is: 6,215.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.83 : 7,514.03 = 4,499.42 : x
  2. Step 2: Convert to fraction form
    5,439.83/7,514.03 = 4,499.42/x
  3. Step 3: Cross multiply
    5,439.83x = 7,514.03 × 4,499.42
  4. Step 4: Simplify right side
    5,439.83x = 33,808,750.54
  5. Step 5: Solve for x
    x = 33,808,750.54/5,439.83
  6. Step 6: Final answer
    x = 6,215.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.