Home / 3,972.10-5,954.70-1,506.28

Finding the Fourth Proportional to 3,972.10, 5,954.70 and 1,506.28

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Solution

The fourth proportional to 3,972.10, 5,954.70 and 1,506.28 is: 2,258.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.10 : 5,954.70 = 1,506.28 : x
  2. Step 2: Convert to fraction form
    3,972.10/5,954.70 = 1,506.28/x
  3. Step 3: Cross multiply
    3,972.10x = 5,954.70 × 1,506.28
  4. Step 4: Simplify right side
    3,972.10x = 8,969,445.52
  5. Step 5: Solve for x
    x = 8,969,445.52/3,972.10
  6. Step 6: Final answer
    x = 2,258.11

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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.