Home / 3,929.46-5,894.10-1,156.06

Finding the Fourth Proportional to 3,929.46, 5,894.10 and 1,156.06

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Solution

The fourth proportional to 3,929.46, 5,894.10 and 1,156.06 is: 1,734.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.46 : 5,894.10 = 1,156.06 : x
  2. Step 2: Convert to fraction form
    3,929.46/5,894.10 = 1,156.06/x
  3. Step 3: Cross multiply
    3,929.46x = 5,894.10 × 1,156.06
  4. Step 4: Simplify right side
    3,929.46x = 6,813,933.25
  5. Step 5: Solve for x
    x = 6,813,933.25/3,929.46
  6. Step 6: Final answer
    x = 1,734.06

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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.