Home / 2,695.46-4,043.43-1,958.18

Finding the Fourth Proportional to 2,695.46, 4,043.43 and 1,958.18

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Solution

The fourth proportional to 2,695.46, 4,043.43 and 1,958.18 is: 2,937.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.46 : 4,043.43 = 1,958.18 : x
  2. Step 2: Convert to fraction form
    2,695.46/4,043.43 = 1,958.18/x
  3. Step 3: Cross multiply
    2,695.46x = 4,043.43 × 1,958.18
  4. Step 4: Simplify right side
    2,695.46x = 7,917,763.76
  5. Step 5: Solve for x
    x = 7,917,763.76/2,695.46
  6. Step 6: Final answer
    x = 2,937.44

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1.5x scale

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.