Home / 2,023.66-2,789.64-1,237.18

Finding the Fourth Proportional to 2,023.66, 2,789.64 and 1,237.18

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Solution

The fourth proportional to 2,023.66, 2,789.64 and 1,237.18 is: 1,705.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.66 : 2,789.64 = 1,237.18 : x
  2. Step 2: Convert to fraction form
    2,023.66/2,789.64 = 1,237.18/x
  3. Step 3: Cross multiply
    2,023.66x = 2,789.64 × 1,237.18
  4. Step 4: Simplify right side
    2,023.66x = 3,451,286.82
  5. Step 5: Solve for x
    x = 3,451,286.82/2,023.66
  6. Step 6: Final answer
    x = 1,705.47

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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.