Home / 5,192.44-7,147.38-4,528.12

Finding the Fourth Proportional to 5,192.44, 7,147.38 and 4,528.12

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Solution

The fourth proportional to 5,192.44, 7,147.38 and 4,528.12 is: 6,232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.44 : 7,147.38 = 4,528.12 : x
  2. Step 2: Convert to fraction form
    5,192.44/7,147.38 = 4,528.12/x
  3. Step 3: Cross multiply
    5,192.44x = 7,147.38 × 4,528.12
  4. Step 4: Simplify right side
    5,192.44x = 32,364,194.33
  5. Step 5: Solve for x
    x = 32,364,194.33/5,192.44
  6. Step 6: Final answer
    x = 6,232.95

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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.