Home / 4,449.18-6,139.55-2,459.76

Finding the Fourth Proportional to 4,449.18, 6,139.55 and 2,459.76

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Solution

The fourth proportional to 4,449.18, 6,139.55 and 2,459.76 is: 3,394.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.18 : 6,139.55 = 2,459.76 : x
  2. Step 2: Convert to fraction form
    4,449.18/6,139.55 = 2,459.76/x
  3. Step 3: Cross multiply
    4,449.18x = 6,139.55 × 2,459.76
  4. Step 4: Simplify right side
    4,449.18x = 15,101,807.21
  5. Step 5: Solve for x
    x = 15,101,807.21/4,449.18
  6. Step 6: Final answer
    x = 3,394.29

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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.