Home / 1,958.09-2,937.81-1,137.08

Finding the Fourth Proportional to 1,958.09, 2,937.81 and 1,137.08

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Solution

The fourth proportional to 1,958.09, 2,937.81 and 1,137.08 is: 1,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.09 : 2,937.81 = 1,137.08 : x
  2. Step 2: Convert to fraction form
    1,958.09/2,937.81 = 1,137.08/x
  3. Step 3: Cross multiply
    1,958.09x = 2,937.81 × 1,137.08
  4. Step 4: Simplify right side
    1,958.09x = 3,340,524.99
  5. Step 5: Solve for x
    x = 3,340,524.99/1,958.09
  6. Step 6: Final answer
    x = 1,706.01

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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.