Home / 7,050.31-10,576.98-2,119.57

Finding the Fourth Proportional to 7,050.31, 10,576.98 and 2,119.57

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Solution

The fourth proportional to 7,050.31, 10,576.98 and 2,119.57 is: 3,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.31 : 10,576.98 = 2,119.57 : x
  2. Step 2: Convert to fraction form
    7,050.31/10,576.98 = 2,119.57/x
  3. Step 3: Cross multiply
    7,050.31x = 10,576.98 × 2,119.57
  4. Step 4: Simplify right side
    7,050.31x = 22,418,623.06
  5. Step 5: Solve for x
    x = 22,418,623.06/7,050.31
  6. Step 6: Final answer
    x = 3,179.81

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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.