Home / 7,239.38-10,859.06-2,622.38

Finding the Fourth Proportional to 7,239.38, 10,859.06 and 2,622.38

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Solution

The fourth proportional to 7,239.38, 10,859.06 and 2,622.38 is: 3,933.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.38 : 10,859.06 = 2,622.38 : x
  2. Step 2: Convert to fraction form
    7,239.38/10,859.06 = 2,622.38/x
  3. Step 3: Cross multiply
    7,239.38x = 10,859.06 × 2,622.38
  4. Step 4: Simplify right side
    7,239.38x = 28,476,534.02
  5. Step 5: Solve for x
    x = 28,476,534.02/7,239.38
  6. Step 6: Final answer
    x = 3,933.56

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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.