Home / 1,850.72-2,554.44-1,151.84

Finding the Fourth Proportional to 1,850.72, 2,554.44 and 1,151.84

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Solution

The fourth proportional to 1,850.72, 2,554.44 and 1,151.84 is: 1,589.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.72 : 2,554.44 = 1,151.84 : x
  2. Step 2: Convert to fraction form
    1,850.72/2,554.44 = 1,151.84/x
  3. Step 3: Cross multiply
    1,850.72x = 2,554.44 × 1,151.84
  4. Step 4: Simplify right side
    1,850.72x = 2,942,306.17
  5. Step 5: Solve for x
    x = 2,942,306.17/1,850.72
  6. Step 6: Final answer
    x = 1,589.82

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1.5x scale

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.