Home / 4,449.30-6,139.15-2,681.02

Finding the Fourth Proportional to 4,449.30, 6,139.15 and 2,681.02

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Solution

The fourth proportional to 4,449.30, 6,139.15 and 2,681.02 is: 3,699.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.30 : 6,139.15 = 2,681.02 : x
  2. Step 2: Convert to fraction form
    4,449.30/6,139.15 = 2,681.02/x
  3. Step 3: Cross multiply
    4,449.30x = 6,139.15 × 2,681.02
  4. Step 4: Simplify right side
    4,449.30x = 16,459,183.93
  5. Step 5: Solve for x
    x = 16,459,183.93/4,449.30
  6. Step 6: Final answer
    x = 3,699.27

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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.