Home / 4,449.06-6,139.71-2,459.70

Finding the Fourth Proportional to 4,449.06, 6,139.71 and 2,459.70

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Solution

The fourth proportional to 4,449.06, 6,139.71 and 2,459.70 is: 3,394.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.06 : 6,139.71 = 2,459.70 : x
  2. Step 2: Convert to fraction form
    4,449.06/6,139.71 = 2,459.70/x
  3. Step 3: Cross multiply
    4,449.06x = 6,139.71 × 2,459.70
  4. Step 4: Simplify right side
    4,449.06x = 15,101,844.69
  5. Step 5: Solve for x
    x = 15,101,844.69/4,449.06
  6. Step 6: Final answer
    x = 3,394.39

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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.