Home / 3,331.82-4,997.82-1,140.51

Finding the Fourth Proportional to 3,331.82, 4,997.82 and 1,140.51

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Solution

The fourth proportional to 3,331.82, 4,997.82 and 1,140.51 is: 1,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.82 : 4,997.82 = 1,140.51 : x
  2. Step 2: Convert to fraction form
    3,331.82/4,997.82 = 1,140.51/x
  3. Step 3: Cross multiply
    3,331.82x = 4,997.82 × 1,140.51
  4. Step 4: Simplify right side
    3,331.82x = 5,700,063.69
  5. Step 5: Solve for x
    x = 5,700,063.69/3,331.82
  6. Step 6: Final answer
    x = 1,710.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.