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Finding the Fourth Proportional to 6,873.98, 10,310.98 and 3,950.42

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Solution

The fourth proportional to 6,873.98, 10,310.98 and 3,950.42 is: 5,925.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873.98 : 10,310.98 = 3,950.42 : x
  2. Step 2: Convert to fraction form
    6,873.98/10,310.98 = 3,950.42/x
  3. Step 3: Cross multiply
    6,873.98x = 10,310.98 × 3,950.42
  4. Step 4: Simplify right side
    6,873.98x = 40,732,701.61
  5. Step 5: Solve for x
    x = 40,732,701.61/6,873.98
  6. Step 6: Final answer
    x = 5,925.64

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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.