Home / 6,896.12-10,339.70-2,949.95

Finding the Fourth Proportional to 6,896.12, 10,339.70 and 2,949.95

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Solution

The fourth proportional to 6,896.12, 10,339.70 and 2,949.95 is: 4,423.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.12 : 10,339.70 = 2,949.95 : x
  2. Step 2: Convert to fraction form
    6,896.12/10,339.70 = 2,949.95/x
  3. Step 3: Cross multiply
    6,896.12x = 10,339.70 × 2,949.95
  4. Step 4: Simplify right side
    6,896.12x = 30,501,609.11
  5. Step 5: Solve for x
    x = 30,501,609.11/6,896.12
  6. Step 6: Final answer
    x = 4,423.01

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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.