Home / 11,820.24-17,732.95-3,500.90

Finding the Fourth Proportional to 11,820.24, 17,732.95 and 3,500.90

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Solution

The fourth proportional to 11,820.24, 17,732.95 and 3,500.90 is: 5,252.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,820.24 : 17,732.95 = 3,500.90 : x
  2. Step 2: Convert to fraction form
    11,820.24/17,732.95 = 3,500.90/x
  3. Step 3: Cross multiply
    11,820.24x = 17,732.95 × 3,500.90
  4. Step 4: Simplify right side
    11,820.24x = 62,081,267.15
  5. Step 5: Solve for x
    x = 62,081,267.15/11,820.24
  6. Step 6: Final answer
    x = 5,252.12

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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.