Home / 7,217.57-9,958.61-4,233.26

Finding the Fourth Proportional to 7,217.57, 9,958.61 and 4,233.26

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Solution

The fourth proportional to 7,217.57, 9,958.61 and 4,233.26 is: 5,840.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.57 : 9,958.61 = 4,233.26 : x
  2. Step 2: Convert to fraction form
    7,217.57/9,958.61 = 4,233.26/x
  3. Step 3: Cross multiply
    7,217.57x = 9,958.61 × 4,233.26
  4. Step 4: Simplify right side
    7,217.57x = 42,157,420.85
  5. Step 5: Solve for x
    x = 42,157,420.85/7,217.57
  6. Step 6: Final answer
    x = 5,840.94

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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.