Home / 7,217.89-10,827.14-2,287.42

Finding the Fourth Proportional to 7,217.89, 10,827.14 and 2,287.42

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Solution

The fourth proportional to 7,217.89, 10,827.14 and 2,287.42 is: 3,431.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.89 : 10,827.14 = 2,287.42 : x
  2. Step 2: Convert to fraction form
    7,217.89/10,827.14 = 2,287.42/x
  3. Step 3: Cross multiply
    7,217.89x = 10,827.14 × 2,287.42
  4. Step 4: Simplify right side
    7,217.89x = 24,766,178.07
  5. Step 5: Solve for x
    x = 24,766,178.07/7,217.89
  6. Step 6: Final answer
    x = 3,431.22

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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.