Home / 7,988.67-11,024.37-4,452.57

Finding the Fourth Proportional to 7,988.67, 11,024.37 and 4,452.57

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Solution

The fourth proportional to 7,988.67, 11,024.37 and 4,452.57 is: 6,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988.67 : 11,024.37 = 4,452.57 : x
  2. Step 2: Convert to fraction form
    7,988.67/11,024.37 = 4,452.57/x
  3. Step 3: Cross multiply
    7,988.67x = 11,024.37 × 4,452.57
  4. Step 4: Simplify right side
    7,988.67x = 49,086,779.13
  5. Step 5: Solve for x
    x = 49,086,779.13/7,988.67
  6. Step 6: Final answer
    x = 6,144.55

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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.