Home / 2,643.51-3,645.38-1,594.95

Finding the Fourth Proportional to 2,643.51, 3,645.38 and 1,594.95

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Solution

The fourth proportional to 2,643.51, 3,645.38 and 1,594.95 is: 2,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643.51 : 3,645.38 = 1,594.95 : x
  2. Step 2: Convert to fraction form
    2,643.51/3,645.38 = 1,594.95/x
  3. Step 3: Cross multiply
    2,643.51x = 3,645.38 × 1,594.95
  4. Step 4: Simplify right side
    2,643.51x = 5,814,190.86
  5. Step 5: Solve for x
    x = 5,814,190.86/2,643.51
  6. Step 6: Final answer
    x = 2,199.42

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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.