Home / 4,328.28-5,972.44-2,439.72

Finding the Fourth Proportional to 4,328.28, 5,972.44 and 2,439.72

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Solution

The fourth proportional to 4,328.28, 5,972.44 and 2,439.72 is: 3,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.28 : 5,972.44 = 2,439.72 : x
  2. Step 2: Convert to fraction form
    4,328.28/5,972.44 = 2,439.72/x
  3. Step 3: Cross multiply
    4,328.28x = 5,972.44 × 2,439.72
  4. Step 4: Simplify right side
    4,328.28x = 14,571,081.32
  5. Step 5: Solve for x
    x = 14,571,081.32/4,328.28
  6. Step 6: Final answer
    x = 3,366.48

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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.