Home / 4,291.20-5,944.84-4,189.12

Finding the Fourth Proportional to 4,291.20, 5,944.84 and 4,189.12

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Solution

The fourth proportional to 4,291.20, 5,944.84 and 4,189.12 is: 5,803.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.20 : 5,944.84 = 4,189.12 : x
  2. Step 2: Convert to fraction form
    4,291.20/5,944.84 = 4,189.12/x
  3. Step 3: Cross multiply
    4,291.20x = 5,944.84 × 4,189.12
  4. Step 4: Simplify right side
    4,291.20x = 24,903,648.14
  5. Step 5: Solve for x
    x = 24,903,648.14/4,291.20
  6. Step 6: Final answer
    x = 5,803.42

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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 (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.