Home / 8,733.56-13,102.49-2,890.76

Finding the Fourth Proportional to 8,733.56, 13,102.49 and 2,890.76

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Solution

The fourth proportional to 8,733.56, 13,102.49 and 2,890.76 is: 4,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.56 : 13,102.49 = 2,890.76 : x
  2. Step 2: Convert to fraction form
    8,733.56/13,102.49 = 2,890.76/x
  3. Step 3: Cross multiply
    8,733.56x = 13,102.49 × 2,890.76
  4. Step 4: Simplify right side
    8,733.56x = 37,876,095.71
  5. Step 5: Solve for x
    x = 37,876,095.71/8,733.56
  6. Step 6: Final answer
    x = 4,336.85

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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.