Home / 1,817.03-2,726.16-1,203.15

Finding the Fourth Proportional to 1,817.03, 2,726.16 and 1,203.15

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Solution

The fourth proportional to 1,817.03, 2,726.16 and 1,203.15 is: 1,805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.03 : 2,726.16 = 1,203.15 : x
  2. Step 2: Convert to fraction form
    1,817.03/2,726.16 = 1,203.15/x
  3. Step 3: Cross multiply
    1,817.03x = 2,726.16 × 1,203.15
  4. Step 4: Simplify right side
    1,817.03x = 3,279,985.12
  5. Step 5: Solve for x
    x = 3,279,985.12/1,817.03
  6. Step 6: Final answer
    x = 1,805.13

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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.