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Finding the Fourth Proportional to 6,902.91, 10,358.60 and 2,744.91

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Solution

The fourth proportional to 6,902.91, 10,358.60 and 2,744.91 is: 4,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.91 : 10,358.60 = 2,744.91 : x
  2. Step 2: Convert to fraction form
    6,902.91/10,358.60 = 2,744.91/x
  3. Step 3: Cross multiply
    6,902.91x = 10,358.60 × 2,744.91
  4. Step 4: Simplify right side
    6,902.91x = 28,433,411.00
  5. Step 5: Solve for x
    x = 28,433,411.00/6,902.91
  6. Step 6: Final answer
    x = 4,119.05

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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.