Home / 7,369.35-10,169.94-4,182.79

Finding the Fourth Proportional to 7,369.35, 10,169.94 and 4,182.79

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Solution

The fourth proportional to 7,369.35, 10,169.94 and 4,182.79 is: 5,772.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.35 : 10,169.94 = 4,182.79 : x
  2. Step 2: Convert to fraction form
    7,369.35/10,169.94 = 4,182.79/x
  3. Step 3: Cross multiply
    7,369.35x = 10,169.94 × 4,182.79
  4. Step 4: Simplify right side
    7,369.35x = 42,538,709.13
  5. Step 5: Solve for x
    x = 42,538,709.13/7,369.35
  6. Step 6: Final answer
    x = 5,772.39

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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.