Home / 9,180.12-13,764.70-3,634.24

Finding the Fourth Proportional to 9,180.12, 13,764.70 and 3,634.24

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Solution

The fourth proportional to 9,180.12, 13,764.70 and 3,634.24 is: 5,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.12 : 13,764.70 = 3,634.24 : x
  2. Step 2: Convert to fraction form
    9,180.12/13,764.70 = 3,634.24/x
  3. Step 3: Cross multiply
    9,180.12x = 13,764.70 × 3,634.24
  4. Step 4: Simplify right side
    9,180.12x = 50,024,223.33
  5. Step 5: Solve for x
    x = 50,024,223.33/9,180.12
  6. Step 6: Final answer
    x = 5,449.19

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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.