Home / 8,764.74-13,143.60-4,144.50

Finding the Fourth Proportional to 8,764.74, 13,143.60 and 4,144.50

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Solution

The fourth proportional to 8,764.74, 13,143.60 and 4,144.50 is: 6,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.74 : 13,143.60 = 4,144.50 : x
  2. Step 2: Convert to fraction form
    8,764.74/13,143.60 = 4,144.50/x
  3. Step 3: Cross multiply
    8,764.74x = 13,143.60 × 4,144.50
  4. Step 4: Simplify right side
    8,764.74x = 54,473,650.20
  5. Step 5: Solve for x
    x = 54,473,650.20/8,764.74
  6. Step 6: Final answer
    x = 6,215.09

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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.