Home / 4,436.32-6,642.48-2,972.32

Finding the Fourth Proportional to 4,436.32, 6,642.48 and 2,972.32

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Solution

The fourth proportional to 4,436.32, 6,642.48 and 2,972.32 is: 4,450.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.32 : 6,642.48 = 2,972.32 : x
  2. Step 2: Convert to fraction form
    4,436.32/6,642.48 = 2,972.32/x
  3. Step 3: Cross multiply
    4,436.32x = 6,642.48 × 2,972.32
  4. Step 4: Simplify right side
    4,436.32x = 19,743,576.15
  5. Step 5: Solve for x
    x = 19,743,576.15/4,436.32
  6. Step 6: Final answer
    x = 4,450.44

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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.