Home / 4,428.92-6,111.92-2,439.47

Finding the Fourth Proportional to 4,428.92, 6,111.92 and 2,439.47

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Solution

The fourth proportional to 4,428.92, 6,111.92 and 2,439.47 is: 3,366.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.92 : 6,111.92 = 2,439.47 : x
  2. Step 2: Convert to fraction form
    4,428.92/6,111.92 = 2,439.47/x
  3. Step 3: Cross multiply
    4,428.92x = 6,111.92 × 2,439.47
  4. Step 4: Simplify right side
    4,428.92x = 14,909,848.56
  5. Step 5: Solve for x
    x = 14,909,848.56/4,428.92
  6. Step 6: Final answer
    x = 3,366.47

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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.