Home / 5,199.62-7,170.81-3,433.01

Finding the Fourth Proportional to 5,199.62, 7,170.81 and 3,433.01

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Solution

The fourth proportional to 5,199.62, 7,170.81 and 3,433.01 is: 4,734.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.62 : 7,170.81 = 3,433.01 : x
  2. Step 2: Convert to fraction form
    5,199.62/7,170.81 = 3,433.01/x
  3. Step 3: Cross multiply
    5,199.62x = 7,170.81 × 3,433.01
  4. Step 4: Simplify right side
    5,199.62x = 24,617,426.58
  5. Step 5: Solve for x
    x = 24,617,426.58/5,199.62
  6. Step 6: Final answer
    x = 4,734.47

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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.