Home / 6,838.22-10,257.33-5,280.49

Finding the Fourth Proportional to 6,838.22, 10,257.33 and 5,280.49

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Solution

The fourth proportional to 6,838.22, 10,257.33 and 5,280.49 is: 7,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.22 : 10,257.33 = 5,280.49 : x
  2. Step 2: Convert to fraction form
    6,838.22/10,257.33 = 5,280.49/x
  3. Step 3: Cross multiply
    6,838.22x = 10,257.33 × 5,280.49
  4. Step 4: Simplify right side
    6,838.22x = 54,163,761.12
  5. Step 5: Solve for x
    x = 54,163,761.12/6,838.22
  6. Step 6: Final answer
    x = 7,920.74

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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.