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Finding the Fourth Proportional to 3,006.88, 4,483.82 and 2,799.16

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Solution

The fourth proportional to 3,006.88, 4,483.82 and 2,799.16 is: 4,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.88 : 4,483.82 = 2,799.16 : x
  2. Step 2: Convert to fraction form
    3,006.88/4,483.82 = 2,799.16/x
  3. Step 3: Cross multiply
    3,006.88x = 4,483.82 × 2,799.16
  4. Step 4: Simplify right side
    3,006.88x = 12,550,929.59
  5. Step 5: Solve for x
    x = 12,550,929.59/3,006.88
  6. Step 6: Final answer
    x = 4,174.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.