Home / 2,977.16-4,454.94-2,428.04

Finding the Fourth Proportional to 2,977.16, 4,454.94 and 2,428.04

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Solution

The fourth proportional to 2,977.16, 4,454.94 and 2,428.04 is: 3,633.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.16 : 4,454.94 = 2,428.04 : x
  2. Step 2: Convert to fraction form
    2,977.16/4,454.94 = 2,428.04/x
  3. Step 3: Cross multiply
    2,977.16x = 4,454.94 × 2,428.04
  4. Step 4: Simplify right side
    2,977.16x = 10,816,772.52
  5. Step 5: Solve for x
    x = 10,816,772.52/2,977.16
  6. Step 6: Final answer
    x = 3,633.25

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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.