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Finding the Fourth Proportional to 5,856.63, 8,786.36 and 2,393.88

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Solution

The fourth proportional to 5,856.63, 8,786.36 and 2,393.88 is: 3,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.63 : 8,786.36 = 2,393.88 : x
  2. Step 2: Convert to fraction form
    5,856.63/8,786.36 = 2,393.88/x
  3. Step 3: Cross multiply
    5,856.63x = 8,786.36 × 2,393.88
  4. Step 4: Simplify right side
    5,856.63x = 21,033,491.48
  5. Step 5: Solve for x
    x = 21,033,491.48/5,856.63
  6. Step 6: Final answer
    x = 3,591.40

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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.