Home / 6,730.57-9,286.78-4,077.46

Finding the Fourth Proportional to 6,730.57, 9,286.78 and 4,077.46

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Solution

The fourth proportional to 6,730.57, 9,286.78 and 4,077.46 is: 5,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,730.57 : 9,286.78 = 4,077.46 : x
  2. Step 2: Convert to fraction form
    6,730.57/9,286.78 = 4,077.46/x
  3. Step 3: Cross multiply
    6,730.57x = 9,286.78 × 4,077.46
  4. Step 4: Simplify right side
    6,730.57x = 37,866,497.69
  5. Step 5: Solve for x
    x = 37,866,497.69/6,730.57
  6. Step 6: Final answer
    x = 5,626.05

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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.