Home / 6,751.28-10,120.20-4,694.96

Finding the Fourth Proportional to 6,751.28, 10,120.20 and 4,694.96

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Solution

The fourth proportional to 6,751.28, 10,120.20 and 4,694.96 is: 7,037.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,751.28 : 10,120.20 = 4,694.96 : x
  2. Step 2: Convert to fraction form
    6,751.28/10,120.20 = 4,694.96/x
  3. Step 3: Cross multiply
    6,751.28x = 10,120.20 × 4,694.96
  4. Step 4: Simplify right side
    6,751.28x = 47,513,934.19
  5. Step 5: Solve for x
    x = 47,513,934.19/6,751.28
  6. Step 6: Final answer
    x = 7,037.77

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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.