Home / 3,257.24-4,492.32-1,929.92

Finding the Fourth Proportional to 3,257.24, 4,492.32 and 1,929.92

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Solution

The fourth proportional to 3,257.24, 4,492.32 and 1,929.92 is: 2,661.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.24 : 4,492.32 = 1,929.92 : x
  2. Step 2: Convert to fraction form
    3,257.24/4,492.32 = 1,929.92/x
  3. Step 3: Cross multiply
    3,257.24x = 4,492.32 × 1,929.92
  4. Step 4: Simplify right side
    3,257.24x = 8,669,818.21
  5. Step 5: Solve for x
    x = 8,669,818.21/3,257.24
  6. Step 6: Final answer
    x = 2,661.71

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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.