Home / 4,112.89-5,675.85-2,434.25

Finding the Fourth Proportional to 4,112.89, 5,675.85 and 2,434.25

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Solution

The fourth proportional to 4,112.89, 5,675.85 and 2,434.25 is: 3,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.89 : 5,675.85 = 2,434.25 : x
  2. Step 2: Convert to fraction form
    4,112.89/5,675.85 = 2,434.25/x
  3. Step 3: Cross multiply
    4,112.89x = 5,675.85 × 2,434.25
  4. Step 4: Simplify right side
    4,112.89x = 13,816,437.86
  5. Step 5: Solve for x
    x = 13,816,437.86/4,112.89
  6. Step 6: Final answer
    x = 3,359.30

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Half scale
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Double scale
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Similar ratio
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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.