Home / 4,428.68-6,111.56-2,439.19

Finding the Fourth Proportional to 4,428.68, 6,111.56 and 2,439.19

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Solution

The fourth proportional to 4,428.68, 6,111.56 and 2,439.19 is: 3,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.68 : 6,111.56 = 2,439.19 : x
  2. Step 2: Convert to fraction form
    4,428.68/6,111.56 = 2,439.19/x
  3. Step 3: Cross multiply
    4,428.68x = 6,111.56 × 2,439.19
  4. Step 4: Simplify right side
    4,428.68x = 14,907,213.28
  5. Step 5: Solve for x
    x = 14,907,213.28/4,428.68
  6. Step 6: Final answer
    x = 3,366.06

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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.