Home / 6,920.24-10,380.56-5,051.97

Finding the Fourth Proportional to 6,920.24, 10,380.56 and 5,051.97

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Solution

The fourth proportional to 6,920.24, 10,380.56 and 5,051.97 is: 7,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.24 : 10,380.56 = 5,051.97 : x
  2. Step 2: Convert to fraction form
    6,920.24/10,380.56 = 5,051.97/x
  3. Step 3: Cross multiply
    6,920.24x = 10,380.56 × 5,051.97
  4. Step 4: Simplify right side
    6,920.24x = 52,442,252.44
  5. Step 5: Solve for x
    x = 52,442,252.44/6,920.24
  6. Step 6: Final answer
    x = 7,578.10

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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.