Home / 1,853.04-2,782.80-1,443.18

Finding the Fourth Proportional to 1,853.04, 2,782.80 and 1,443.18

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Solution

The fourth proportional to 1,853.04, 2,782.80 and 1,443.18 is: 2,167.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.04 : 2,782.80 = 1,443.18 : x
  2. Step 2: Convert to fraction form
    1,853.04/2,782.80 = 1,443.18/x
  3. Step 3: Cross multiply
    1,853.04x = 2,782.80 × 1,443.18
  4. Step 4: Simplify right side
    1,853.04x = 4,016,081.30
  5. Step 5: Solve for x
    x = 4,016,081.30/1,853.04
  6. Step 6: Final answer
    x = 2,167.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.