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Finding the Fourth Proportional to 2,068.88, 2,853.18 and 1,850.18

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Solution

The fourth proportional to 2,068.88, 2,853.18 and 1,850.18 is: 2,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.88 : 2,853.18 = 1,850.18 : x
  2. Step 2: Convert to fraction form
    2,068.88/2,853.18 = 1,850.18/x
  3. Step 3: Cross multiply
    2,068.88x = 2,853.18 × 1,850.18
  4. Step 4: Simplify right side
    2,068.88x = 5,278,896.57
  5. Step 5: Solve for x
    x = 5,278,896.57/2,068.88
  6. Step 6: Final answer
    x = 2,551.57

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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.