Home / 9,199.55-13,801.37-2,625.78

Finding the Fourth Proportional to 9,199.55, 13,801.37 and 2,625.78

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Solution

The fourth proportional to 9,199.55, 13,801.37 and 2,625.78 is: 3,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.55 : 13,801.37 = 2,625.78 : x
  2. Step 2: Convert to fraction form
    9,199.55/13,801.37 = 2,625.78/x
  3. Step 3: Cross multiply
    9,199.55x = 13,801.37 × 2,625.78
  4. Step 4: Simplify right side
    9,199.55x = 36,239,348.19
  5. Step 5: Solve for x
    x = 36,239,348.19/9,199.55
  6. Step 6: Final answer
    x = 3,939.25

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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.