Home / 2,701.92-4,054.56-1,728.96

Finding the Fourth Proportional to 2,701.92, 4,054.56 and 1,728.96

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Solution

The fourth proportional to 2,701.92, 4,054.56 and 1,728.96 is: 2,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.92 : 4,054.56 = 1,728.96 : x
  2. Step 2: Convert to fraction form
    2,701.92/4,054.56 = 1,728.96/x
  3. Step 3: Cross multiply
    2,701.92x = 4,054.56 × 1,728.96
  4. Step 4: Simplify right side
    2,701.92x = 7,010,172.06
  5. Step 5: Solve for x
    x = 7,010,172.06/2,701.92
  6. Step 6: Final answer
    x = 2,594.52

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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.