Home / 1,863.09-2,572.07-1,305.27

Finding the Fourth Proportional to 1,863.09, 2,572.07 and 1,305.27

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Solution

The fourth proportional to 1,863.09, 2,572.07 and 1,305.27 is: 1,801.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.09 : 2,572.07 = 1,305.27 : x
  2. Step 2: Convert to fraction form
    1,863.09/2,572.07 = 1,305.27/x
  3. Step 3: Cross multiply
    1,863.09x = 2,572.07 × 1,305.27
  4. Step 4: Simplify right side
    1,863.09x = 3,357,236.21
  5. Step 5: Solve for x
    x = 3,357,236.21/1,863.09
  6. Step 6: Final answer
    x = 1,801.98

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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.