Home / 5,937.50-8,197.61-3,813.99

Finding the Fourth Proportional to 5,937.50, 8,197.61 and 3,813.99

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Solution

The fourth proportional to 5,937.50, 8,197.61 and 3,813.99 is: 5,265.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,937.50 : 8,197.61 = 3,813.99 : x
  2. Step 2: Convert to fraction form
    5,937.50/8,197.61 = 3,813.99/x
  3. Step 3: Cross multiply
    5,937.50x = 8,197.61 × 3,813.99
  4. Step 4: Simplify right side
    5,937.50x = 31,265,552.75
  5. Step 5: Solve for x
    x = 31,265,552.75/5,937.50
  6. Step 6: Final answer
    x = 5,265.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.