Home / 2,069.22-2,854.58-1,229.45

Finding the Fourth Proportional to 2,069.22, 2,854.58 and 1,229.45

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Solution

The fourth proportional to 2,069.22, 2,854.58 and 1,229.45 is: 1,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.22 : 2,854.58 = 1,229.45 : x
  2. Step 2: Convert to fraction form
    2,069.22/2,854.58 = 1,229.45/x
  3. Step 3: Cross multiply
    2,069.22x = 2,854.58 × 1,229.45
  4. Step 4: Simplify right side
    2,069.22x = 3,509,564.37
  5. Step 5: Solve for x
    x = 3,509,564.37/2,069.22
  6. Step 6: Final answer
    x = 1,696.08

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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.