Home / 1,853.26-2,557.57-1,013.91

Finding the Fourth Proportional to 1,853.26, 2,557.57 and 1,013.91

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Solution

The fourth proportional to 1,853.26, 2,557.57 and 1,013.91 is: 1,399.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.26 : 2,557.57 = 1,013.91 : x
  2. Step 2: Convert to fraction form
    1,853.26/2,557.57 = 1,013.91/x
  3. Step 3: Cross multiply
    1,853.26x = 2,557.57 × 1,013.91
  4. Step 4: Simplify right side
    1,853.26x = 2,593,140.73
  5. Step 5: Solve for x
    x = 2,593,140.73/1,853.26
  6. Step 6: Final answer
    x = 1,399.24

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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.