Home / 10,716.89-14,790.20-6,241.04

Finding the Fourth Proportional to 10,716.89, 14,790.20 and 6,241.04

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Solution

The fourth proportional to 10,716.89, 14,790.20 and 6,241.04 is: 8,613.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.89 : 14,790.20 = 6,241.04 : x
  2. Step 2: Convert to fraction form
    10,716.89/14,790.20 = 6,241.04/x
  3. Step 3: Cross multiply
    10,716.89x = 14,790.20 × 6,241.04
  4. Step 4: Simplify right side
    10,716.89x = 92,306,124.65
  5. Step 5: Solve for x
    x = 92,306,124.65/10,716.89
  6. Step 6: Final answer
    x = 8,613.15

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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.