Home / 6,891.42-10,337.61-2,277.66

Finding the Fourth Proportional to 6,891.42, 10,337.61 and 2,277.66

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Solution

The fourth proportional to 6,891.42, 10,337.61 and 2,277.66 is: 3,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.42 : 10,337.61 = 2,277.66 : x
  2. Step 2: Convert to fraction form
    6,891.42/10,337.61 = 2,277.66/x
  3. Step 3: Cross multiply
    6,891.42x = 10,337.61 × 2,277.66
  4. Step 4: Simplify right side
    6,891.42x = 23,545,560.79
  5. Step 5: Solve for x
    x = 23,545,560.79/6,891.42
  6. Step 6: Final answer
    x = 3,416.65

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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.