Home / 7,529.10-11,293.65-1,983.30

Finding the Fourth Proportional to 7,529.10, 11,293.65 and 1,983.30

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Solution

The fourth proportional to 7,529.10, 11,293.65 and 1,983.30 is: 2,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.10 : 11,293.65 = 1,983.30 : x
  2. Step 2: Convert to fraction form
    7,529.10/11,293.65 = 1,983.30/x
  3. Step 3: Cross multiply
    7,529.10x = 11,293.65 × 1,983.30
  4. Step 4: Simplify right side
    7,529.10x = 22,398,696.05
  5. Step 5: Solve for x
    x = 22,398,696.05/7,529.10
  6. Step 6: Final answer
    x = 2,974.95

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Similar ratio
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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.