Home / 2,331.24-3,216.84-1,336.62

Finding the Fourth Proportional to 2,331.24, 3,216.84 and 1,336.62

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Solution

The fourth proportional to 2,331.24, 3,216.84 and 1,336.62 is: 1,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.24 : 3,216.84 = 1,336.62 : x
  2. Step 2: Convert to fraction form
    2,331.24/3,216.84 = 1,336.62/x
  3. Step 3: Cross multiply
    2,331.24x = 3,216.84 × 1,336.62
  4. Step 4: Simplify right side
    2,331.24x = 4,299,692.68
  5. Step 5: Solve for x
    x = 4,299,692.68/2,331.24
  6. Step 6: Final answer
    x = 1,844.38

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Find fourth proportional to 2,332.24, 3,218.22 and 1,337.62
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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.