Home / 3,953.66-5,930.85-2,005.34

Finding the Fourth Proportional to 3,953.66, 5,930.85 and 2,005.34

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Solution

The fourth proportional to 3,953.66, 5,930.85 and 2,005.34 is: 3,008.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.66 : 5,930.85 = 2,005.34 : x
  2. Step 2: Convert to fraction form
    3,953.66/5,930.85 = 2,005.34/x
  3. Step 3: Cross multiply
    3,953.66x = 5,930.85 × 2,005.34
  4. Step 4: Simplify right side
    3,953.66x = 11,893,370.74
  5. Step 5: Solve for x
    x = 11,893,370.74/3,953.66
  6. Step 6: Final answer
    x = 3,008.19

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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.