Home / 4,731.24-7,086.53-3,900.18

Finding the Fourth Proportional to 4,731.24, 7,086.53 and 3,900.18

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Solution

The fourth proportional to 4,731.24, 7,086.53 and 3,900.18 is: 5,841.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.24 : 7,086.53 = 3,900.18 : x
  2. Step 2: Convert to fraction form
    4,731.24/7,086.53 = 3,900.18/x
  3. Step 3: Cross multiply
    4,731.24x = 7,086.53 × 3,900.18
  4. Step 4: Simplify right side
    4,731.24x = 27,638,742.58
  5. Step 5: Solve for x
    x = 27,638,742.58/4,731.24
  6. Step 6: Final answer
    x = 5,841.75

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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.