Home / 6,920.76-10,377.90-3,028.44

Finding the Fourth Proportional to 6,920.76, 10,377.90 and 3,028.44

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Solution

The fourth proportional to 6,920.76, 10,377.90 and 3,028.44 is: 4,541.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.76 : 10,377.90 = 3,028.44 : x
  2. Step 2: Convert to fraction form
    6,920.76/10,377.90 = 3,028.44/x
  3. Step 3: Cross multiply
    6,920.76x = 10,377.90 × 3,028.44
  4. Step 4: Simplify right side
    6,920.76x = 31,428,847.48
  5. Step 5: Solve for x
    x = 31,428,847.48/6,920.76
  6. Step 6: Final answer
    x = 4,541.24

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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.