Home / 6,934.50-9,569.68-3,790.70

Finding the Fourth Proportional to 6,934.50, 9,569.68 and 3,790.70

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Solution

The fourth proportional to 6,934.50, 9,569.68 and 3,790.70 is: 5,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.50 : 9,569.68 = 3,790.70 : x
  2. Step 2: Convert to fraction form
    6,934.50/9,569.68 = 3,790.70/x
  3. Step 3: Cross multiply
    6,934.50x = 9,569.68 × 3,790.70
  4. Step 4: Simplify right side
    6,934.50x = 36,275,785.98
  5. Step 5: Solve for x
    x = 36,275,785.98/6,934.50
  6. Step 6: Final answer
    x = 5,231.20

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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.