Home / 4,729.32-7,084.75-3,477.61

Finding the Fourth Proportional to 4,729.32, 7,084.75 and 3,477.61

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Solution

The fourth proportional to 4,729.32, 7,084.75 and 3,477.61 is: 5,209.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.32 : 7,084.75 = 3,477.61 : x
  2. Step 2: Convert to fraction form
    4,729.32/7,084.75 = 3,477.61/x
  3. Step 3: Cross multiply
    4,729.32x = 7,084.75 × 3,477.61
  4. Step 4: Simplify right side
    4,729.32x = 24,637,997.45
  5. Step 5: Solve for x
    x = 24,637,997.45/4,729.32
  6. Step 6: Final answer
    x = 5,209.63

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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.