Home / 7,022.14-9,692.19-4,039.69

Finding the Fourth Proportional to 7,022.14, 9,692.19 and 4,039.69

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Solution

The fourth proportional to 7,022.14, 9,692.19 and 4,039.69 is: 5,575.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.14 : 9,692.19 = 4,039.69 : x
  2. Step 2: Convert to fraction form
    7,022.14/9,692.19 = 4,039.69/x
  3. Step 3: Cross multiply
    7,022.14x = 9,692.19 × 4,039.69
  4. Step 4: Simplify right side
    7,022.14x = 39,153,443.02
  5. Step 5: Solve for x
    x = 39,153,443.02/7,022.14
  6. Step 6: Final answer
    x = 5,575.71

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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.