Home / 3,217.69-4,818.36-2,696.32

Finding the Fourth Proportional to 3,217.69, 4,818.36 and 2,696.32

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Solution

The fourth proportional to 3,217.69, 4,818.36 and 2,696.32 is: 4,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.69 : 4,818.36 = 2,696.32 : x
  2. Step 2: Convert to fraction form
    3,217.69/4,818.36 = 2,696.32/x
  3. Step 3: Cross multiply
    3,217.69x = 4,818.36 × 2,696.32
  4. Step 4: Simplify right side
    3,217.69x = 12,991,816.34
  5. Step 5: Solve for x
    x = 12,991,816.34/3,217.69
  6. Step 6: Final answer
    x = 4,037.63

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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.