Home / 10,241.85-15,350.32-5,550.74

Finding the Fourth Proportional to 10,241.85, 15,350.32 and 5,550.74

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Solution

The fourth proportional to 10,241.85, 15,350.32 and 5,550.74 is: 8,319.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.85 : 15,350.32 = 5,550.74 : x
  2. Step 2: Convert to fraction form
    10,241.85/15,350.32 = 5,550.74/x
  3. Step 3: Cross multiply
    10,241.85x = 15,350.32 × 5,550.74
  4. Step 4: Simplify right side
    10,241.85x = 85,205,635.24
  5. Step 5: Solve for x
    x = 85,205,635.24/10,241.85
  6. Step 6: Final answer
    x = 8,319.36

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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.