Home / 5,441.34-8,155.62-2,320.41

Finding the Fourth Proportional to 5,441.34, 8,155.62 and 2,320.41

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Solution

The fourth proportional to 5,441.34, 8,155.62 and 2,320.41 is: 3,477.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.34 : 8,155.62 = 2,320.41 : x
  2. Step 2: Convert to fraction form
    5,441.34/8,155.62 = 2,320.41/x
  3. Step 3: Cross multiply
    5,441.34x = 8,155.62 × 2,320.41
  4. Step 4: Simplify right side
    5,441.34x = 18,924,382.20
  5. Step 5: Solve for x
    x = 18,924,382.20/5,441.34
  6. Step 6: Final answer
    x = 3,477.89

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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.