Home / 2,722.08-3,758.40-1,674.48

Finding the Fourth Proportional to 2,722.08, 3,758.40 and 1,674.48

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Solution

The fourth proportional to 2,722.08, 3,758.40 and 1,674.48 is: 2,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.08 : 3,758.40 = 1,674.48 : x
  2. Step 2: Convert to fraction form
    2,722.08/3,758.40 = 1,674.48/x
  3. Step 3: Cross multiply
    2,722.08x = 3,758.40 × 1,674.48
  4. Step 4: Simplify right side
    2,722.08x = 6,293,365.63
  5. Step 5: Solve for x
    x = 6,293,365.63/2,722.08
  6. Step 6: Final answer
    x = 2,311.97

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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.