Home / 8,701.53-13,022.73-5,371.90

Finding the Fourth Proportional to 8,701.53, 13,022.73 and 5,371.90

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Solution

The fourth proportional to 8,701.53, 13,022.73 and 5,371.90 is: 8,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.53 : 13,022.73 = 5,371.90 : x
  2. Step 2: Convert to fraction form
    8,701.53/13,022.73 = 5,371.90/x
  3. Step 3: Cross multiply
    8,701.53x = 13,022.73 × 5,371.90
  4. Step 4: Simplify right side
    8,701.53x = 69,956,843.98
  5. Step 5: Solve for x
    x = 69,956,843.98/8,701.53
  6. Step 6: Final answer
    x = 8,039.60

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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.