Home / 9,232.14-12,739.16-5,198.46

Finding the Fourth Proportional to 9,232.14, 12,739.16 and 5,198.46

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Solution

The fourth proportional to 9,232.14, 12,739.16 and 5,198.46 is: 7,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,232.14 : 12,739.16 = 5,198.46 : x
  2. Step 2: Convert to fraction form
    9,232.14/12,739.16 = 5,198.46/x
  3. Step 3: Cross multiply
    9,232.14x = 12,739.16 × 5,198.46
  4. Step 4: Simplify right side
    9,232.14x = 66,223,987.70
  5. Step 5: Solve for x
    x = 66,223,987.70/9,232.14
  6. Step 6: Final answer
    x = 7,173.20

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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.