Home / 3,971.10-5,468.90-3,301.86

Finding the Fourth Proportional to 3,971.10, 5,468.90 and 3,301.86

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Solution

The fourth proportional to 3,971.10, 5,468.90 and 3,301.86 is: 4,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.10 : 5,468.90 = 3,301.86 : x
  2. Step 2: Convert to fraction form
    3,971.10/5,468.90 = 3,301.86/x
  3. Step 3: Cross multiply
    3,971.10x = 5,468.90 × 3,301.86
  4. Step 4: Simplify right side
    3,971.10x = 18,057,542.15
  5. Step 5: Solve for x
    x = 18,057,542.15/3,971.10
  6. Step 6: Final answer
    x = 4,547.24

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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.