Home / 4,436.40-6,122.16-2,447.12

Finding the Fourth Proportional to 4,436.40, 6,122.16 and 2,447.12

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Solution

The fourth proportional to 4,436.40, 6,122.16 and 2,447.12 is: 3,376.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.40 : 6,122.16 = 2,447.12 : x
  2. Step 2: Convert to fraction form
    4,436.40/6,122.16 = 2,447.12/x
  3. Step 3: Cross multiply
    4,436.40x = 6,122.16 × 2,447.12
  4. Step 4: Simplify right side
    4,436.40x = 14,981,660.18
  5. Step 5: Solve for x
    x = 14,981,660.18/4,436.40
  6. Step 6: Final answer
    x = 3,376.99

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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.