Home / 3,256.35-4,492.98-1,930.38

Finding the Fourth Proportional to 3,256.35, 4,492.98 and 1,930.38

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Solution

The fourth proportional to 3,256.35, 4,492.98 and 1,930.38 is: 2,663.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.35 : 4,492.98 = 1,930.38 : x
  2. Step 2: Convert to fraction form
    3,256.35/4,492.98 = 1,930.38/x
  3. Step 3: Cross multiply
    3,256.35x = 4,492.98 × 1,930.38
  4. Step 4: Simplify right side
    3,256.35x = 8,673,158.73
  5. Step 5: Solve for x
    x = 8,673,158.73/3,256.35
  6. Step 6: Final answer
    x = 2,663.46

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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.