Home / 1,820.25-2,726.07-1,159.77

Finding the Fourth Proportional to 1,820.25, 2,726.07 and 1,159.77

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Solution

The fourth proportional to 1,820.25, 2,726.07 and 1,159.77 is: 1,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820.25 : 2,726.07 = 1,159.77 : x
  2. Step 2: Convert to fraction form
    1,820.25/2,726.07 = 1,159.77/x
  3. Step 3: Cross multiply
    1,820.25x = 2,726.07 × 1,159.77
  4. Step 4: Simplify right side
    1,820.25x = 3,161,614.20
  5. Step 5: Solve for x
    x = 3,161,614.20/1,820.25
  6. Step 6: Final answer
    x = 1,736.91

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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.