Home / 6,816.34-9,408.94-5,025.90

Finding the Fourth Proportional to 6,816.34, 9,408.94 and 5,025.90

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Solution

The fourth proportional to 6,816.34, 9,408.94 and 5,025.90 is: 6,937.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.34 : 9,408.94 = 5,025.90 : x
  2. Step 2: Convert to fraction form
    6,816.34/9,408.94 = 5,025.90/x
  3. Step 3: Cross multiply
    6,816.34x = 9,408.94 × 5,025.90
  4. Step 4: Simplify right side
    6,816.34x = 47,288,391.55
  5. Step 5: Solve for x
    x = 47,288,391.55/6,816.34
  6. Step 6: Final answer
    x = 6,937.50

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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.