Home / 7,338.27-10,109.97-5,424.63

Finding the Fourth Proportional to 7,338.27, 10,109.97 and 5,424.63

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Solution

The fourth proportional to 7,338.27, 10,109.97 and 5,424.63 is: 7,473.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.27 : 10,109.97 = 5,424.63 : x
  2. Step 2: Convert to fraction form
    7,338.27/10,109.97 = 5,424.63/x
  3. Step 3: Cross multiply
    7,338.27x = 10,109.97 × 5,424.63
  4. Step 4: Simplify right side
    7,338.27x = 54,842,846.56
  5. Step 5: Solve for x
    x = 54,842,846.56/7,338.27
  6. Step 6: Final answer
    x = 7,473.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.