Home / 5,972-8,241.30-3,319.64

Finding the Fourth Proportional to 5,972, 8,241.30 and 3,319.64

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Solution

The fourth proportional to 5,972, 8,241.30 and 3,319.64 is: 4,581.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972 : 8,241.30 = 3,319.64 : x
  2. Step 2: Convert to fraction form
    5,972/8,241.30 = 3,319.64/x
  3. Step 3: Cross multiply
    5,972x = 8,241.30 × 3,319.64
  4. Step 4: Simplify right side
    5,972x = 27,358,149.13
  5. Step 5: Solve for x
    x = 27,358,149.13/5,972
  6. Step 6: Final answer
    x = 4,581.07

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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.