Home / 4,622.32-6,377.97-2,940.76

Finding the Fourth Proportional to 4,622.32, 6,377.97 and 2,940.76

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Solution

The fourth proportional to 4,622.32, 6,377.97 and 2,940.76 is: 4,057.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.32 : 6,377.97 = 2,940.76 : x
  2. Step 2: Convert to fraction form
    4,622.32/6,377.97 = 2,940.76/x
  3. Step 3: Cross multiply
    4,622.32x = 6,377.97 × 2,940.76
  4. Step 4: Simplify right side
    4,622.32x = 18,756,079.06
  5. Step 5: Solve for x
    x = 18,756,079.06/4,622.32
  6. Step 6: Final answer
    x = 4,057.72

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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.