Home / 5,550.96-8,312.64-3,353.04

Finding the Fourth Proportional to 5,550.96, 8,312.64 and 3,353.04

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Solution

The fourth proportional to 5,550.96, 8,312.64 and 3,353.04 is: 5,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.96 : 8,312.64 = 3,353.04 : x
  2. Step 2: Convert to fraction form
    5,550.96/8,312.64 = 3,353.04/x
  3. Step 3: Cross multiply
    5,550.96x = 8,312.64 × 3,353.04
  4. Step 4: Simplify right side
    5,550.96x = 27,872,614.43
  5. Step 5: Solve for x
    x = 27,872,614.43/5,550.96
  6. Step 6: Final answer
    x = 5,021.22

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1.5x scale

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.