Home / 7,004.05-10,506.11-2,073.78

Finding the Fourth Proportional to 7,004.05, 10,506.11 and 2,073.78

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Solution

The fourth proportional to 7,004.05, 10,506.11 and 2,073.78 is: 3,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.05 : 10,506.11 = 2,073.78 : x
  2. Step 2: Convert to fraction form
    7,004.05/10,506.11 = 2,073.78/x
  3. Step 3: Cross multiply
    7,004.05x = 10,506.11 × 2,073.78
  4. Step 4: Simplify right side
    7,004.05x = 21,787,350.43
  5. Step 5: Solve for x
    x = 21,787,350.43/7,004.05
  6. Step 6: Final answer
    x = 3,110.68

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1.5x scale

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.