Home / 6,981.38-10,458.36-4,053.56

Finding the Fourth Proportional to 6,981.38, 10,458.36 and 4,053.56

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Solution

The fourth proportional to 6,981.38, 10,458.36 and 4,053.56 is: 6,072.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.38 : 10,458.36 = 4,053.56 : x
  2. Step 2: Convert to fraction form
    6,981.38/10,458.36 = 4,053.56/x
  3. Step 3: Cross multiply
    6,981.38x = 10,458.36 × 4,053.56
  4. Step 4: Simplify right side
    6,981.38x = 42,393,589.76
  5. Step 5: Solve for x
    x = 42,393,589.76/6,981.38
  6. Step 6: Final answer
    x = 6,072.38

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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.