Home / 3,682.59-5,079.69-2,285.34

Finding the Fourth Proportional to 3,682.59, 5,079.69 and 2,285.34

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Solution

The fourth proportional to 3,682.59, 5,079.69 and 2,285.34 is: 3,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.59 : 5,079.69 = 2,285.34 : x
  2. Step 2: Convert to fraction form
    3,682.59/5,079.69 = 2,285.34/x
  3. Step 3: Cross multiply
    3,682.59x = 5,079.69 × 2,285.34
  4. Step 4: Simplify right side
    3,682.59x = 11,608,818.74
  5. Step 5: Solve for x
    x = 11,608,818.74/3,682.59
  6. Step 6: Final answer
    x = 3,152.35

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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.