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Finding the Fourth Proportional to 3,595.68, 4,959.90 and 2,196

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Solution

The fourth proportional to 3,595.68, 4,959.90 and 2,196 is: 3,029.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.68 : 4,959.90 = 2,196 : x
  2. Step 2: Convert to fraction form
    3,595.68/4,959.90 = 2,196/x
  3. Step 3: Cross multiply
    3,595.68x = 4,959.90 × 2,196
  4. Step 4: Simplify right side
    3,595.68x = 10,891,940.40
  5. Step 5: Solve for x
    x = 10,891,940.40/3,595.68
  6. Step 6: Final answer
    x = 3,029.17

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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.