Home / 2,764.01-3,815.27-1,924.75

Finding the Fourth Proportional to 2,764.01, 3,815.27 and 1,924.75

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Solution

The fourth proportional to 2,764.01, 3,815.27 and 1,924.75 is: 2,656.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764.01 : 3,815.27 = 1,924.75 : x
  2. Step 2: Convert to fraction form
    2,764.01/3,815.27 = 1,924.75/x
  3. Step 3: Cross multiply
    2,764.01x = 3,815.27 × 1,924.75
  4. Step 4: Simplify right side
    2,764.01x = 7,343,440.93
  5. Step 5: Solve for x
    x = 7,343,440.93/2,764.01
  6. Step 6: Final answer
    x = 2,656.81

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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.