Home / 2,925.92-4,380.68-2,696.29

Finding the Fourth Proportional to 2,925.92, 4,380.68 and 2,696.29

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Solution

The fourth proportional to 2,925.92, 4,380.68 and 2,696.29 is: 4,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.92 : 4,380.68 = 2,696.29 : x
  2. Step 2: Convert to fraction form
    2,925.92/4,380.68 = 2,696.29/x
  3. Step 3: Cross multiply
    2,925.92x = 4,380.68 × 2,696.29
  4. Step 4: Simplify right side
    2,925.92x = 11,811,579.47
  5. Step 5: Solve for x
    x = 11,811,579.47/2,925.92
  6. Step 6: Final answer
    x = 4,036.87

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1.5x scale

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.