Home / 11,500.71-17,251.04-3,603.83

Finding the Fourth Proportional to 11,500.71, 17,251.04 and 3,603.83

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Solution

The fourth proportional to 11,500.71, 17,251.04 and 3,603.83 is: 5,405.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,500.71 : 17,251.04 = 3,603.83 : x
  2. Step 2: Convert to fraction form
    11,500.71/17,251.04 = 3,603.83/x
  3. Step 3: Cross multiply
    11,500.71x = 17,251.04 × 3,603.83
  4. Step 4: Simplify right side
    11,500.71x = 62,169,855.01
  5. Step 5: Solve for x
    x = 62,169,855.01/11,500.71
  6. Step 6: Final answer
    x = 5,405.74

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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.