Home / 3,247.78-4,871.93-1,168.06

Finding the Fourth Proportional to 3,247.78, 4,871.93 and 1,168.06

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Solution

The fourth proportional to 3,247.78, 4,871.93 and 1,168.06 is: 1,752.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.78 : 4,871.93 = 1,168.06 : x
  2. Step 2: Convert to fraction form
    3,247.78/4,871.93 = 1,168.06/x
  3. Step 3: Cross multiply
    3,247.78x = 4,871.93 × 1,168.06
  4. Step 4: Simplify right side
    3,247.78x = 5,690,679.40
  5. Step 5: Solve for x
    x = 5,690,679.40/3,247.78
  6. Step 6: Final answer
    x = 1,752.17

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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.