Home / 4,200.39-5,795.83-2,431.69

Finding the Fourth Proportional to 4,200.39, 5,795.83 and 2,431.69

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Solution

The fourth proportional to 4,200.39, 5,795.83 and 2,431.69 is: 3,355.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.39 : 5,795.83 = 2,431.69 : x
  2. Step 2: Convert to fraction form
    4,200.39/5,795.83 = 2,431.69/x
  3. Step 3: Cross multiply
    4,200.39x = 5,795.83 × 2,431.69
  4. Step 4: Simplify right side
    4,200.39x = 14,093,661.85
  5. Step 5: Solve for x
    x = 14,093,661.85/4,200.39
  6. Step 6: Final answer
    x = 3,355.32

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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.