Home / 6,152.31-9,229.92-1,992.32

Finding the Fourth Proportional to 6,152.31, 9,229.92 and 1,992.32

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Solution

The fourth proportional to 6,152.31, 9,229.92 and 1,992.32 is: 2,988.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,152.31 : 9,229.92 = 1,992.32 : x
  2. Step 2: Convert to fraction form
    6,152.31/9,229.92 = 1,992.32/x
  3. Step 3: Cross multiply
    6,152.31x = 9,229.92 × 1,992.32
  4. Step 4: Simplify right side
    6,152.31x = 18,388,908.06
  5. Step 5: Solve for x
    x = 18,388,908.06/6,152.31
  6. Step 6: Final answer
    x = 2,988.95

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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.