Home / 2,695.22-4,041.36-1,817.72

Finding the Fourth Proportional to 2,695.22, 4,041.36 and 1,817.72

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Solution

The fourth proportional to 2,695.22, 4,041.36 and 1,817.72 is: 2,725.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.22 : 4,041.36 = 1,817.72 : x
  2. Step 2: Convert to fraction form
    2,695.22/4,041.36 = 1,817.72/x
  3. Step 3: Cross multiply
    2,695.22x = 4,041.36 × 1,817.72
  4. Step 4: Simplify right side
    2,695.22x = 7,346,060.90
  5. Step 5: Solve for x
    x = 7,346,060.90/2,695.22
  6. Step 6: Final answer
    x = 2,725.59

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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.