Home / 6,979.21-10,471.25-2,599.54

Finding the Fourth Proportional to 6,979.21, 10,471.25 and 2,599.54

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Solution

The fourth proportional to 6,979.21, 10,471.25 and 2,599.54 is: 3,900.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.21 : 10,471.25 = 2,599.54 : x
  2. Step 2: Convert to fraction form
    6,979.21/10,471.25 = 2,599.54/x
  3. Step 3: Cross multiply
    6,979.21x = 10,471.25 × 2,599.54
  4. Step 4: Simplify right side
    6,979.21x = 27,220,420.23
  5. Step 5: Solve for x
    x = 27,220,420.23/6,979.21
  6. Step 6: Final answer
    x = 3,900.22

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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.