Home / 3,256.72-4,492.18-2,137.73

Finding the Fourth Proportional to 3,256.72, 4,492.18 and 2,137.73

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Solution

The fourth proportional to 3,256.72, 4,492.18 and 2,137.73 is: 2,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.72 : 4,492.18 = 2,137.73 : x
  2. Step 2: Convert to fraction form
    3,256.72/4,492.18 = 2,137.73/x
  3. Step 3: Cross multiply
    3,256.72x = 4,492.18 × 2,137.73
  4. Step 4: Simplify right side
    3,256.72x = 9,603,073.84
  5. Step 5: Solve for x
    x = 9,603,073.84/3,256.72
  6. Step 6: Final answer
    x = 2,948.70

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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.