Home / 6,976.13-9,622.80-5,295.78

Finding the Fourth Proportional to 6,976.13, 9,622.80 and 5,295.78

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Solution

The fourth proportional to 6,976.13, 9,622.80 and 5,295.78 is: 7,304.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.13 : 9,622.80 = 5,295.78 : x
  2. Step 2: Convert to fraction form
    6,976.13/9,622.80 = 5,295.78/x
  3. Step 3: Cross multiply
    6,976.13x = 9,622.80 × 5,295.78
  4. Step 4: Simplify right side
    6,976.13x = 50,960,231.78
  5. Step 5: Solve for x
    x = 50,960,231.78/6,976.13
  6. Step 6: Final answer
    x = 7,304.95

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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.