Home / 2,957.92-4,428.68-2,225.27

Finding the Fourth Proportional to 2,957.92, 4,428.68 and 2,225.27

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Solution

The fourth proportional to 2,957.92, 4,428.68 and 2,225.27 is: 3,331.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.92 : 4,428.68 = 2,225.27 : x
  2. Step 2: Convert to fraction form
    2,957.92/4,428.68 = 2,225.27/x
  3. Step 3: Cross multiply
    2,957.92x = 4,428.68 × 2,225.27
  4. Step 4: Simplify right side
    2,957.92x = 9,855,008.69
  5. Step 5: Solve for x
    x = 9,855,008.69/2,957.92
  6. Step 6: Final answer
    x = 3,331.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.