Home / 7,006.38-10,508.49-2,076.45

Finding the Fourth Proportional to 7,006.38, 10,508.49 and 2,076.45

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Solution

The fourth proportional to 7,006.38, 10,508.49 and 2,076.45 is: 3,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.38 : 10,508.49 = 2,076.45 : x
  2. Step 2: Convert to fraction form
    7,006.38/10,508.49 = 2,076.45/x
  3. Step 3: Cross multiply
    7,006.38x = 10,508.49 × 2,076.45
  4. Step 4: Simplify right side
    7,006.38x = 21,820,354.06
  5. Step 5: Solve for x
    x = 21,820,354.06/7,006.38
  6. Step 6: Final answer
    x = 3,114.35

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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.