Home / 1,927.27-2,876.96-1,693.73

Finding the Fourth Proportional to 1,927.27, 2,876.96 and 1,693.73

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Solution

The fourth proportional to 1,927.27, 2,876.96 and 1,693.73 is: 2,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.27 : 2,876.96 = 1,693.73 : x
  2. Step 2: Convert to fraction form
    1,927.27/2,876.96 = 1,693.73/x
  3. Step 3: Cross multiply
    1,927.27x = 2,876.96 × 1,693.73
  4. Step 4: Simplify right side
    1,927.27x = 4,872,770.61
  5. Step 5: Solve for x
    x = 4,872,770.61/1,927.27
  6. Step 6: Final answer
    x = 2,528.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.