Home / 2,949.08-4,428.06-2,854.43

Finding the Fourth Proportional to 2,949.08, 4,428.06 and 2,854.43

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Solution

The fourth proportional to 2,949.08, 4,428.06 and 2,854.43 is: 4,285.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.08 : 4,428.06 = 2,854.43 : x
  2. Step 2: Convert to fraction form
    2,949.08/4,428.06 = 2,854.43/x
  3. Step 3: Cross multiply
    2,949.08x = 4,428.06 × 2,854.43
  4. Step 4: Simplify right side
    2,949.08x = 12,639,565.17
  5. Step 5: Solve for x
    x = 12,639,565.17/2,949.08
  6. Step 6: Final answer
    x = 4,285.94

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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.