Home / 5,786.20-8,665.32-3,313.52

Finding the Fourth Proportional to 5,786.20, 8,665.32 and 3,313.52

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Solution

The fourth proportional to 5,786.20, 8,665.32 and 3,313.52 is: 4,962.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.20 : 8,665.32 = 3,313.52 : x
  2. Step 2: Convert to fraction form
    5,786.20/8,665.32 = 3,313.52/x
  3. Step 3: Cross multiply
    5,786.20x = 8,665.32 × 3,313.52
  4. Step 4: Simplify right side
    5,786.20x = 28,712,711.13
  5. Step 5: Solve for x
    x = 28,712,711.13/5,786.20
  6. Step 6: Final answer
    x = 4,962.27

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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.