Home / 4,006.90-5,529.83-2,949.50

Finding the Fourth Proportional to 4,006.90, 5,529.83 and 2,949.50

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Solution

The fourth proportional to 4,006.90, 5,529.83 and 2,949.50 is: 4,070.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.90 : 5,529.83 = 2,949.50 : x
  2. Step 2: Convert to fraction form
    4,006.90/5,529.83 = 2,949.50/x
  3. Step 3: Cross multiply
    4,006.90x = 5,529.83 × 2,949.50
  4. Step 4: Simplify right side
    4,006.90x = 16,310,233.59
  5. Step 5: Solve for x
    x = 16,310,233.59/4,006.90
  6. Step 6: Final answer
    x = 4,070.54

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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.