Home / 5,960.26-8,221.52-3,864.40

Finding the Fourth Proportional to 5,960.26, 8,221.52 and 3,864.40

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Solution

The fourth proportional to 5,960.26, 8,221.52 and 3,864.40 is: 5,330.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,960.26 : 8,221.52 = 3,864.40 : x
  2. Step 2: Convert to fraction form
    5,960.26/8,221.52 = 3,864.40/x
  3. Step 3: Cross multiply
    5,960.26x = 8,221.52 × 3,864.40
  4. Step 4: Simplify right side
    5,960.26x = 31,771,241.89
  5. Step 5: Solve for x
    x = 31,771,241.89/5,960.26
  6. Step 6: Final answer
    x = 5,330.51

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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.