Home / 3,423.00-4,723.77-2,006.72

Finding the Fourth Proportional to 3,423.00, 4,723.77 and 2,006.72

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Solution

The fourth proportional to 3,423.00, 4,723.77 and 2,006.72 is: 2,769.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.00 : 4,723.77 = 2,006.72 : x
  2. Step 2: Convert to fraction form
    3,423.00/4,723.77 = 2,006.72/x
  3. Step 3: Cross multiply
    3,423.00x = 4,723.77 × 2,006.72
  4. Step 4: Simplify right side
    3,423.00x = 9,479,294.19
  5. Step 5: Solve for x
    x = 9,479,294.19/3,423.00
  6. Step 6: Final answer
    x = 2,769.30

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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.