Home / 6,913.82-10,370.71-5,520.62

Finding the Fourth Proportional to 6,913.82, 10,370.71 and 5,520.62

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Solution

The fourth proportional to 6,913.82, 10,370.71 and 5,520.62 is: 8,280.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.82 : 10,370.71 = 5,520.62 : x
  2. Step 2: Convert to fraction form
    6,913.82/10,370.71 = 5,520.62/x
  3. Step 3: Cross multiply
    6,913.82x = 10,370.71 × 5,520.62
  4. Step 4: Simplify right side
    6,913.82x = 57,252,761.17
  5. Step 5: Solve for x
    x = 57,252,761.17/6,913.82
  6. Step 6: Final answer
    x = 8,280.92

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1.5x scale

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.