Home / 4,449.16-6,139.78-2,459.72

Finding the Fourth Proportional to 4,449.16, 6,139.78 and 2,459.72

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Solution

The fourth proportional to 4,449.16, 6,139.78 and 2,459.72 is: 3,394.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.16 : 6,139.78 = 2,459.72 : x
  2. Step 2: Convert to fraction form
    4,449.16/6,139.78 = 2,459.72/x
  3. Step 3: Cross multiply
    4,449.16x = 6,139.78 × 2,459.72
  4. Step 4: Simplify right side
    4,449.16x = 15,102,139.66
  5. Step 5: Solve for x
    x = 15,102,139.66/4,449.16
  6. Step 6: Final answer
    x = 3,394.38

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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.