Home / 2,559.80-3,531.66-1,628.84

Finding the Fourth Proportional to 2,559.80, 3,531.66 and 1,628.84

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Solution

The fourth proportional to 2,559.80, 3,531.66 and 1,628.84 is: 2,247.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559.80 : 3,531.66 = 1,628.84 : x
  2. Step 2: Convert to fraction form
    2,559.80/3,531.66 = 1,628.84/x
  3. Step 3: Cross multiply
    2,559.80x = 3,531.66 × 1,628.84
  4. Step 4: Simplify right side
    2,559.80x = 5,752,509.07
  5. Step 5: Solve for x
    x = 5,752,509.07/2,559.80
  6. Step 6: Final answer
    x = 2,247.25

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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.