Home / 1,851.77-2,554.66-1,151.93

Finding the Fourth Proportional to 1,851.77, 2,554.66 and 1,151.93

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Solution

The fourth proportional to 1,851.77, 2,554.66 and 1,151.93 is: 1,589.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.77 : 2,554.66 = 1,151.93 : x
  2. Step 2: Convert to fraction form
    1,851.77/2,554.66 = 1,151.93/x
  3. Step 3: Cross multiply
    1,851.77x = 2,554.66 × 1,151.93
  4. Step 4: Simplify right side
    1,851.77x = 2,942,789.49
  5. Step 5: Solve for x
    x = 2,942,789.49/1,851.77
  6. Step 6: Final answer
    x = 1,589.18

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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.