Home / 2,695.88-3,721.14-1,577.07

Finding the Fourth Proportional to 2,695.88, 3,721.14 and 1,577.07

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Solution

The fourth proportional to 2,695.88, 3,721.14 and 1,577.07 is: 2,176.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.88 : 3,721.14 = 1,577.07 : x
  2. Step 2: Convert to fraction form
    2,695.88/3,721.14 = 1,577.07/x
  3. Step 3: Cross multiply
    2,695.88x = 3,721.14 × 1,577.07
  4. Step 4: Simplify right side
    2,695.88x = 5,868,498.26
  5. Step 5: Solve for x
    x = 5,868,498.26/2,695.88
  6. Step 6: Final answer
    x = 2,176.84

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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.