Home / 9,980.26-13,771.49-6,204.04

Finding the Fourth Proportional to 9,980.26, 13,771.49 and 6,204.04

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Solution

The fourth proportional to 9,980.26, 13,771.49 and 6,204.04 is: 8,560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980.26 : 13,771.49 = 6,204.04 : x
  2. Step 2: Convert to fraction form
    9,980.26/13,771.49 = 6,204.04/x
  3. Step 3: Cross multiply
    9,980.26x = 13,771.49 × 6,204.04
  4. Step 4: Simplify right side
    9,980.26x = 85,438,874.82
  5. Step 5: Solve for x
    x = 85,438,874.82/9,980.26
  6. Step 6: Final answer
    x = 8,560.79

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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.