Home / 7,006.85-10,512.33-2,076.64

Finding the Fourth Proportional to 7,006.85, 10,512.33 and 2,076.64

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Solution

The fourth proportional to 7,006.85, 10,512.33 and 2,076.64 is: 3,115.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.85 : 10,512.33 = 2,076.64 : x
  2. Step 2: Convert to fraction form
    7,006.85/10,512.33 = 2,076.64/x
  3. Step 3: Cross multiply
    7,006.85x = 10,512.33 × 2,076.64
  4. Step 4: Simplify right side
    7,006.85x = 21,830,302.58
  5. Step 5: Solve for x
    x = 21,830,302.58/7,006.85
  6. Step 6: Final answer
    x = 3,115.56

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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.