Home / 8,900.56-13,351.74-3,056.38

Finding the Fourth Proportional to 8,900.56, 13,351.74 and 3,056.38

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Solution

The fourth proportional to 8,900.56, 13,351.74 and 3,056.38 is: 4,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.56 : 13,351.74 = 3,056.38 : x
  2. Step 2: Convert to fraction form
    8,900.56/13,351.74 = 3,056.38/x
  3. Step 3: Cross multiply
    8,900.56x = 13,351.74 × 3,056.38
  4. Step 4: Simplify right side
    8,900.56x = 40,807,991.10
  5. Step 5: Solve for x
    x = 40,807,991.10/8,900.56
  6. Step 6: Final answer
    x = 4,584.88

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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.