Home / 2,954.87-4,077.33-1,695.98

Finding the Fourth Proportional to 2,954.87, 4,077.33 and 1,695.98

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Solution

The fourth proportional to 2,954.87, 4,077.33 and 1,695.98 is: 2,340.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.87 : 4,077.33 = 1,695.98 : x
  2. Step 2: Convert to fraction form
    2,954.87/4,077.33 = 1,695.98/x
  3. Step 3: Cross multiply
    2,954.87x = 4,077.33 × 1,695.98
  4. Step 4: Simplify right side
    2,954.87x = 6,915,049.75
  5. Step 5: Solve for x
    x = 6,915,049.75/2,954.87
  6. Step 6: Final answer
    x = 2,340.23

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1.5x scale

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.