Home / 3,824.10-5,275.80-2,330.91

Finding the Fourth Proportional to 3,824.10, 5,275.80 and 2,330.91

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Solution

The fourth proportional to 3,824.10, 5,275.80 and 2,330.91 is: 3,215.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.10 : 5,275.80 = 2,330.91 : x
  2. Step 2: Convert to fraction form
    3,824.10/5,275.80 = 2,330.91/x
  3. Step 3: Cross multiply
    3,824.10x = 5,275.80 × 2,330.91
  4. Step 4: Simplify right side
    3,824.10x = 12,297,414.98
  5. Step 5: Solve for x
    x = 12,297,414.98/3,824.10
  6. Step 6: Final answer
    x = 3,215.77

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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.