Home / 3,328.78-4,593.27-1,836.76

Finding the Fourth Proportional to 3,328.78, 4,593.27 and 1,836.76

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Solution

The fourth proportional to 3,328.78, 4,593.27 and 1,836.76 is: 2,534.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.78 : 4,593.27 = 1,836.76 : x
  2. Step 2: Convert to fraction form
    3,328.78/4,593.27 = 1,836.76/x
  3. Step 3: Cross multiply
    3,328.78x = 4,593.27 × 1,836.76
  4. Step 4: Simplify right side
    3,328.78x = 8,436,734.61
  5. Step 5: Solve for x
    x = 8,436,734.61/3,328.78
  6. Step 6: Final answer
    x = 2,534.48

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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.