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Finding the Fourth Proportional to 1,850.10, 2,553.06 and 1,010.82

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Solution

The fourth proportional to 1,850.10, 2,553.06 and 1,010.82 is: 1,394.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.10 : 2,553.06 = 1,010.82 : x
  2. Step 2: Convert to fraction form
    1,850.10/2,553.06 = 1,010.82/x
  3. Step 3: Cross multiply
    1,850.10x = 2,553.06 × 1,010.82
  4. Step 4: Simplify right side
    1,850.10x = 2,580,684.11
  5. Step 5: Solve for x
    x = 2,580,684.11/1,850.10
  6. Step 6: Final answer
    x = 1,394.89

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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.