Home / 10,367.76-15,551.82-2,576.64

Finding the Fourth Proportional to 10,367.76, 15,551.82 and 2,576.64

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Solution

The fourth proportional to 10,367.76, 15,551.82 and 2,576.64 is: 3,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.76 : 15,551.82 = 2,576.64 : x
  2. Step 2: Convert to fraction form
    10,367.76/15,551.82 = 2,576.64/x
  3. Step 3: Cross multiply
    10,367.76x = 15,551.82 × 2,576.64
  4. Step 4: Simplify right side
    10,367.76x = 40,071,441.48
  5. Step 5: Solve for x
    x = 40,071,441.48/10,367.76
  6. Step 6: Final answer
    x = 3,865.00

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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.