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Finding the Fourth Proportional to 5,037.92, 6,951.92 and 2,799.52

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Solution

The fourth proportional to 5,037.92, 6,951.92 and 2,799.52 is: 3,863.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.92 : 6,951.92 = 2,799.52 : x
  2. Step 2: Convert to fraction form
    5,037.92/6,951.92 = 2,799.52/x
  3. Step 3: Cross multiply
    5,037.92x = 6,951.92 × 2,799.52
  4. Step 4: Simplify right side
    5,037.92x = 19,462,039.08
  5. Step 5: Solve for x
    x = 19,462,039.08/5,037.92
  6. Step 6: Final answer
    x = 3,863.11

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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.