Home / 6,895.37-10,338.57-2,949.20

Finding the Fourth Proportional to 6,895.37, 10,338.57 and 2,949.20

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Solution

The fourth proportional to 6,895.37, 10,338.57 and 2,949.20 is: 4,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.37 : 10,338.57 = 2,949.20 : x
  2. Step 2: Convert to fraction form
    6,895.37/10,338.57 = 2,949.20/x
  3. Step 3: Cross multiply
    6,895.37x = 10,338.57 × 2,949.20
  4. Step 4: Simplify right side
    6,895.37x = 30,490,458.95
  5. Step 5: Solve for x
    x = 30,490,458.95/6,895.37
  6. Step 6: Final answer
    x = 4,421.88

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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.