Home / 4,190.12-5,783.62-2,422.96

Finding the Fourth Proportional to 4,190.12, 5,783.62 and 2,422.96

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Solution

The fourth proportional to 4,190.12, 5,783.62 and 2,422.96 is: 3,344.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.12 : 5,783.62 = 2,422.96 : x
  2. Step 2: Convert to fraction form
    4,190.12/5,783.62 = 2,422.96/x
  3. Step 3: Cross multiply
    4,190.12x = 5,783.62 × 2,422.96
  4. Step 4: Simplify right side
    4,190.12x = 14,013,479.92
  5. Step 5: Solve for x
    x = 14,013,479.92/4,190.12
  6. Step 6: Final answer
    x = 3,344.41

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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.