Home / 3,929.38-5,893.32-1,156.18

Finding the Fourth Proportional to 3,929.38, 5,893.32 and 1,156.18

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Solution

The fourth proportional to 3,929.38, 5,893.32 and 1,156.18 is: 1,734.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.38 : 5,893.32 = 1,156.18 : x
  2. Step 2: Convert to fraction form
    3,929.38/5,893.32 = 1,156.18/x
  3. Step 3: Cross multiply
    3,929.38x = 5,893.32 × 1,156.18
  4. Step 4: Simplify right side
    3,929.38x = 6,813,738.72
  5. Step 5: Solve for x
    x = 6,813,738.72/3,929.38
  6. Step 6: Final answer
    x = 1,734.05

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1.5x scale

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.