Home / 4,429.18-6,112.24-2,439.69

Finding the Fourth Proportional to 4,429.18, 6,112.24 and 2,439.69

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Solution

The fourth proportional to 4,429.18, 6,112.24 and 2,439.69 is: 3,366.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.18 : 6,112.24 = 2,439.69 : x
  2. Step 2: Convert to fraction form
    4,429.18/6,112.24 = 2,439.69/x
  3. Step 3: Cross multiply
    4,429.18x = 6,112.24 × 2,439.69
  4. Step 4: Simplify right side
    4,429.18x = 14,911,970.81
  5. Step 5: Solve for x
    x = 14,911,970.81/4,429.18
  6. Step 6: Final answer
    x = 3,366.76

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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.