Home / 4,286.13-6,424.20-3,507.45

Finding the Fourth Proportional to 4,286.13, 6,424.20 and 3,507.45

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Solution

The fourth proportional to 4,286.13, 6,424.20 and 3,507.45 is: 5,257.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.13 : 6,424.20 = 3,507.45 : x
  2. Step 2: Convert to fraction form
    4,286.13/6,424.20 = 3,507.45/x
  3. Step 3: Cross multiply
    4,286.13x = 6,424.20 × 3,507.45
  4. Step 4: Simplify right side
    4,286.13x = 22,532,560.29
  5. Step 5: Solve for x
    x = 22,532,560.29/4,286.13
  6. Step 6: Final answer
    x = 5,257.09

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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.