Home / 5,117.30-7,667.85-3,265.10

Finding the Fourth Proportional to 5,117.30, 7,667.85 and 3,265.10

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Solution

The fourth proportional to 5,117.30, 7,667.85 and 3,265.10 is: 4,892.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.30 : 7,667.85 = 3,265.10 : x
  2. Step 2: Convert to fraction form
    5,117.30/7,667.85 = 3,265.10/x
  3. Step 3: Cross multiply
    5,117.30x = 7,667.85 × 3,265.10
  4. Step 4: Simplify right side
    5,117.30x = 25,036,297.04
  5. Step 5: Solve for x
    x = 25,036,297.04/5,117.30
  6. Step 6: Final answer
    x = 4,892.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.