Home / 1,937.67-2,685.25-1,900.74

Finding the Fourth Proportional to 1,937.67, 2,685.25 and 1,900.74

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Solution

The fourth proportional to 1,937.67, 2,685.25 and 1,900.74 is: 2,634.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.67 : 2,685.25 = 1,900.74 : x
  2. Step 2: Convert to fraction form
    1,937.67/2,685.25 = 1,900.74/x
  3. Step 3: Cross multiply
    1,937.67x = 2,685.25 × 1,900.74
  4. Step 4: Simplify right side
    1,937.67x = 5,103,962.09
  5. Step 5: Solve for x
    x = 5,103,962.09/1,937.67
  6. Step 6: Final answer
    x = 2,634.07

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.