Home / 4,143.53-6,209.61-2,191.83

Finding the Fourth Proportional to 4,143.53, 6,209.61 and 2,191.83

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Solution

The fourth proportional to 4,143.53, 6,209.61 and 2,191.83 is: 3,284.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.53 : 6,209.61 = 2,191.83 : x
  2. Step 2: Convert to fraction form
    4,143.53/6,209.61 = 2,191.83/x
  3. Step 3: Cross multiply
    4,143.53x = 6,209.61 × 2,191.83
  4. Step 4: Simplify right side
    4,143.53x = 13,610,425.01
  5. Step 5: Solve for x
    x = 13,610,425.01/4,143.53
  6. Step 6: Final answer
    x = 3,284.74

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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.