Home / 3,847.13-5,309.05-2,433.35

Finding the Fourth Proportional to 3,847.13, 5,309.05 and 2,433.35

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Solution

The fourth proportional to 3,847.13, 5,309.05 and 2,433.35 is: 3,358.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.13 : 5,309.05 = 2,433.35 : x
  2. Step 2: Convert to fraction form
    3,847.13/5,309.05 = 2,433.35/x
  3. Step 3: Cross multiply
    3,847.13x = 5,309.05 × 2,433.35
  4. Step 4: Simplify right side
    3,847.13x = 12,918,750.27
  5. Step 5: Solve for x
    x = 12,918,750.27/3,847.13
  6. Step 6: Final answer
    x = 3,358.02

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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.