Home / 1,864.09-2,572.19-1,067.32

Finding the Fourth Proportional to 1,864.09, 2,572.19 and 1,067.32

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Solution

The fourth proportional to 1,864.09, 2,572.19 and 1,067.32 is: 1,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.09 : 2,572.19 = 1,067.32 : x
  2. Step 2: Convert to fraction form
    1,864.09/2,572.19 = 1,067.32/x
  3. Step 3: Cross multiply
    1,864.09x = 2,572.19 × 1,067.32
  4. Step 4: Simplify right side
    1,864.09x = 2,745,346.07
  5. Step 5: Solve for x
    x = 2,745,346.07/1,864.09
  6. Step 6: Final answer
    x = 1,472.76

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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.