Home / 7,381.68-11,072.60-4,301.52

Finding the Fourth Proportional to 7,381.68, 11,072.60 and 4,301.52

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Solution

The fourth proportional to 7,381.68, 11,072.60 and 4,301.52 is: 6,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.68 : 11,072.60 = 4,301.52 : x
  2. Step 2: Convert to fraction form
    7,381.68/11,072.60 = 4,301.52/x
  3. Step 3: Cross multiply
    7,381.68x = 11,072.60 × 4,301.52
  4. Step 4: Simplify right side
    7,381.68x = 47,629,010.35
  5. Step 5: Solve for x
    x = 47,629,010.35/7,381.68
  6. Step 6: Final answer
    x = 6,452.33

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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.