Home / 1,934.96-2,670.60-1,149.44

Finding the Fourth Proportional to 1,934.96, 2,670.60 and 1,149.44

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Solution

The fourth proportional to 1,934.96, 2,670.60 and 1,149.44 is: 1,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.96 : 2,670.60 = 1,149.44 : x
  2. Step 2: Convert to fraction form
    1,934.96/2,670.60 = 1,149.44/x
  3. Step 3: Cross multiply
    1,934.96x = 2,670.60 × 1,149.44
  4. Step 4: Simplify right side
    1,934.96x = 3,069,694.46
  5. Step 5: Solve for x
    x = 3,069,694.46/1,934.96
  6. Step 6: Final answer
    x = 1,586.44

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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.