Home / 4,447.48-6,139.96-2,679.52

Finding the Fourth Proportional to 4,447.48, 6,139.96 and 2,679.52

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Solution

The fourth proportional to 4,447.48, 6,139.96 and 2,679.52 is: 3,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.48 : 6,139.96 = 2,679.52 : x
  2. Step 2: Convert to fraction form
    4,447.48/6,139.96 = 2,679.52/x
  3. Step 3: Cross multiply
    4,447.48x = 6,139.96 × 2,679.52
  4. Step 4: Simplify right side
    4,447.48x = 16,452,145.62
  5. Step 5: Solve for x
    x = 16,452,145.62/4,447.48
  6. Step 6: Final answer
    x = 3,699.21

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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.