Home / 7,229.40-10,848.15-3,068.70

Finding the Fourth Proportional to 7,229.40, 10,848.15 and 3,068.70

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Solution

The fourth proportional to 7,229.40, 10,848.15 and 3,068.70 is: 4,604.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.40 : 10,848.15 = 3,068.70 : x
  2. Step 2: Convert to fraction form
    7,229.40/10,848.15 = 3,068.70/x
  3. Step 3: Cross multiply
    7,229.40x = 10,848.15 × 3,068.70
  4. Step 4: Simplify right side
    7,229.40x = 33,289,717.91
  5. Step 5: Solve for x
    x = 33,289,717.91/7,229.40
  6. Step 6: Final answer
    x = 4,604.77

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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.