Home / 8,845.76-13,271.24-3,578.09

Finding the Fourth Proportional to 8,845.76, 13,271.24 and 3,578.09

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Solution

The fourth proportional to 8,845.76, 13,271.24 and 3,578.09 is: 5,368.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.76 : 13,271.24 = 3,578.09 : x
  2. Step 2: Convert to fraction form
    8,845.76/13,271.24 = 3,578.09/x
  3. Step 3: Cross multiply
    8,845.76x = 13,271.24 × 3,578.09
  4. Step 4: Simplify right side
    8,845.76x = 47,485,606.88
  5. Step 5: Solve for x
    x = 47,485,606.88/8,845.76
  6. Step 6: Final answer
    x = 5,368.18

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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.