Home / 6,932.32-10,391.92-2,312

Finding the Fourth Proportional to 6,932.32, 10,391.92 and 2,312

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Solution

The fourth proportional to 6,932.32, 10,391.92 and 2,312 is: 3,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,932.32 : 10,391.92 = 2,312 : x
  2. Step 2: Convert to fraction form
    6,932.32/10,391.92 = 2,312/x
  3. Step 3: Cross multiply
    6,932.32x = 10,391.92 × 2,312
  4. Step 4: Simplify right side
    6,932.32x = 24,026,119.04
  5. Step 5: Solve for x
    x = 24,026,119.04/6,932.32
  6. Step 6: Final answer
    x = 3,465.81

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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.