Home / 7,063.03-9,747.44-3,919.22

Finding the Fourth Proportional to 7,063.03, 9,747.44 and 3,919.22

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Solution

The fourth proportional to 7,063.03, 9,747.44 and 3,919.22 is: 5,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063.03 : 9,747.44 = 3,919.22 : x
  2. Step 2: Convert to fraction form
    7,063.03/9,747.44 = 3,919.22/x
  3. Step 3: Cross multiply
    7,063.03x = 9,747.44 × 3,919.22
  4. Step 4: Simplify right side
    7,063.03x = 38,202,344.71
  5. Step 5: Solve for x
    x = 38,202,344.71/7,063.03
  6. Step 6: Final answer
    x = 5,408.77

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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.