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Finding the Fourth Proportional to 2,010.88, 2,774.26 and 1,182.88

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Solution

The fourth proportional to 2,010.88, 2,774.26 and 1,182.88 is: 1,631.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.88 : 2,774.26 = 1,182.88 : x
  2. Step 2: Convert to fraction form
    2,010.88/2,774.26 = 1,182.88/x
  3. Step 3: Cross multiply
    2,010.88x = 2,774.26 × 1,182.88
  4. Step 4: Simplify right side
    2,010.88x = 3,281,616.67
  5. Step 5: Solve for x
    x = 3,281,616.67/2,010.88
  6. Step 6: Final answer
    x = 1,631.93

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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.