Home / 7,319.58-10,972.88-2,934.03

Finding the Fourth Proportional to 7,319.58, 10,972.88 and 2,934.03

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Solution

The fourth proportional to 7,319.58, 10,972.88 and 2,934.03 is: 4,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.58 : 10,972.88 = 2,934.03 : x
  2. Step 2: Convert to fraction form
    7,319.58/10,972.88 = 2,934.03/x
  3. Step 3: Cross multiply
    7,319.58x = 10,972.88 × 2,934.03
  4. Step 4: Simplify right side
    7,319.58x = 32,194,759.11
  5. Step 5: Solve for x
    x = 32,194,759.11/7,319.58
  6. Step 6: Final answer
    x = 4,398.44

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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.