Home / 1,873.38-2,605.92-1,837.74

Finding the Fourth Proportional to 1,873.38, 2,605.92 and 1,837.74

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Solution

The fourth proportional to 1,873.38, 2,605.92 and 1,837.74 is: 2,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.38 : 2,605.92 = 1,837.74 : x
  2. Step 2: Convert to fraction form
    1,873.38/2,605.92 = 1,837.74/x
  3. Step 3: Cross multiply
    1,873.38x = 2,605.92 × 1,837.74
  4. Step 4: Simplify right side
    1,873.38x = 4,789,003.42
  5. Step 5: Solve for x
    x = 4,789,003.42/1,873.38
  6. Step 6: Final answer
    x = 2,556.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.