Home / 7,114.23-10,670.13-2,729.43

Finding the Fourth Proportional to 7,114.23, 10,670.13 and 2,729.43

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Solution

The fourth proportional to 7,114.23, 10,670.13 and 2,729.43 is: 4,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114.23 : 10,670.13 = 2,729.43 : x
  2. Step 2: Convert to fraction form
    7,114.23/10,670.13 = 2,729.43/x
  3. Step 3: Cross multiply
    7,114.23x = 10,670.13 × 2,729.43
  4. Step 4: Simplify right side
    7,114.23x = 29,123,372.93
  5. Step 5: Solve for x
    x = 29,123,372.93/7,114.23
  6. Step 6: Final answer
    x = 4,093.68

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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.