Home / 7,486.83-11,231.32-2,487.50

Finding the Fourth Proportional to 7,486.83, 11,231.32 and 2,487.50

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Solution

The fourth proportional to 7,486.83, 11,231.32 and 2,487.50 is: 3,731.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.83 : 11,231.32 = 2,487.50 : x
  2. Step 2: Convert to fraction form
    7,486.83/11,231.32 = 2,487.50/x
  3. Step 3: Cross multiply
    7,486.83x = 11,231.32 × 2,487.50
  4. Step 4: Simplify right side
    7,486.83x = 27,937,951.68
  5. Step 5: Solve for x
    x = 27,937,951.68/7,486.83
  6. Step 6: Final answer
    x = 3,731.61

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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.