Home / 4,006.56-5,529.69-2,305.02

Finding the Fourth Proportional to 4,006.56, 5,529.69 and 2,305.02

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Solution

The fourth proportional to 4,006.56, 5,529.69 and 2,305.02 is: 3,181.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.56 : 5,529.69 = 2,305.02 : x
  2. Step 2: Convert to fraction form
    4,006.56/5,529.69 = 2,305.02/x
  3. Step 3: Cross multiply
    4,006.56x = 5,529.69 × 2,305.02
  4. Step 4: Simplify right side
    4,006.56x = 12,746,046.04
  5. Step 5: Solve for x
    x = 12,746,046.04/4,006.56
  6. Step 6: Final answer
    x = 3,181.29

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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.