Home / 6,746.74-9,310.24-3,913.97

Finding the Fourth Proportional to 6,746.74, 9,310.24 and 3,913.97

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Solution

The fourth proportional to 6,746.74, 9,310.24 and 3,913.97 is: 5,401.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746.74 : 9,310.24 = 3,913.97 : x
  2. Step 2: Convert to fraction form
    6,746.74/9,310.24 = 3,913.97/x
  3. Step 3: Cross multiply
    6,746.74x = 9,310.24 × 3,913.97
  4. Step 4: Simplify right side
    6,746.74x = 36,440,010.76
  5. Step 5: Solve for x
    x = 36,440,010.76/6,746.74
  6. Step 6: Final answer
    x = 5,401.13

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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.