Home / 6,737.38-10,106.05-2,120.38

Finding the Fourth Proportional to 6,737.38, 10,106.05 and 2,120.38

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Solution

The fourth proportional to 6,737.38, 10,106.05 and 2,120.38 is: 3,180.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,737.38 : 10,106.05 = 2,120.38 : x
  2. Step 2: Convert to fraction form
    6,737.38/10,106.05 = 2,120.38/x
  3. Step 3: Cross multiply
    6,737.38x = 10,106.05 × 2,120.38
  4. Step 4: Simplify right side
    6,737.38x = 21,428,666.30
  5. Step 5: Solve for x
    x = 21,428,666.30/6,737.38
  6. Step 6: Final answer
    x = 3,180.56

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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.