Home / 7,350.75-10,144.49-4,164.35

Finding the Fourth Proportional to 7,350.75, 10,144.49 and 4,164.35

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Solution

The fourth proportional to 7,350.75, 10,144.49 and 4,164.35 is: 5,747.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.75 : 10,144.49 = 4,164.35 : x
  2. Step 2: Convert to fraction form
    7,350.75/10,144.49 = 4,164.35/x
  3. Step 3: Cross multiply
    7,350.75x = 10,144.49 × 4,164.35
  4. Step 4: Simplify right side
    7,350.75x = 42,245,135.39
  5. Step 5: Solve for x
    x = 42,245,135.39/7,350.75
  6. Step 6: Final answer
    x = 5,747.05

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Half scale
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Double scale
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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.