Home / 4,845.13-6,684.66-2,720.29

Finding the Fourth Proportional to 4,845.13, 6,684.66 and 2,720.29

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Solution

The fourth proportional to 4,845.13, 6,684.66 and 2,720.29 is: 3,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.13 : 6,684.66 = 2,720.29 : x
  2. Step 2: Convert to fraction form
    4,845.13/6,684.66 = 2,720.29/x
  3. Step 3: Cross multiply
    4,845.13x = 6,684.66 × 2,720.29
  4. Step 4: Simplify right side
    4,845.13x = 18,184,213.75
  5. Step 5: Solve for x
    x = 18,184,213.75/4,845.13
  6. Step 6: Final answer
    x = 3,753.09

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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.