Home / 4,429.13-6,112.12-2,439.87

Finding the Fourth Proportional to 4,429.13, 6,112.12 and 2,439.87

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Solution

The fourth proportional to 4,429.13, 6,112.12 and 2,439.87 is: 3,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.13 : 6,112.12 = 2,439.87 : x
  2. Step 2: Convert to fraction form
    4,429.13/6,112.12 = 2,439.87/x
  3. Step 3: Cross multiply
    4,429.13x = 6,112.12 × 2,439.87
  4. Step 4: Simplify right side
    4,429.13x = 14,912,772.12
  5. Step 5: Solve for x
    x = 14,912,772.12/4,429.13
  6. Step 6: Final answer
    x = 3,366.98

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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.