Home / 9,180.28-13,751.94-4,243.12

Finding the Fourth Proportional to 9,180.28, 13,751.94 and 4,243.12

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Solution

The fourth proportional to 9,180.28, 13,751.94 and 4,243.12 is: 6,356.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.28 : 13,751.94 = 4,243.12 : x
  2. Step 2: Convert to fraction form
    9,180.28/13,751.94 = 4,243.12/x
  3. Step 3: Cross multiply
    9,180.28x = 13,751.94 × 4,243.12
  4. Step 4: Simplify right side
    9,180.28x = 58,351,131.65
  5. Step 5: Solve for x
    x = 58,351,131.65/9,180.28
  6. Step 6: Final answer
    x = 6,356.14

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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.