Home / 1,937.41-2,673.85-1,151.45

Finding the Fourth Proportional to 1,937.41, 2,673.85 and 1,151.45

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Solution

The fourth proportional to 1,937.41, 2,673.85 and 1,151.45 is: 1,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.41 : 2,673.85 = 1,151.45 : x
  2. Step 2: Convert to fraction form
    1,937.41/2,673.85 = 1,151.45/x
  3. Step 3: Cross multiply
    1,937.41x = 2,673.85 × 1,151.45
  4. Step 4: Simplify right side
    1,937.41x = 3,078,804.58
  5. Step 5: Solve for x
    x = 3,078,804.58/1,937.41
  6. Step 6: Final answer
    x = 1,589.13

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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.