Home / 3,462.27-4,779.66-2,136.71

Finding the Fourth Proportional to 3,462.27, 4,779.66 and 2,136.71

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Solution

The fourth proportional to 3,462.27, 4,779.66 and 2,136.71 is: 2,949.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.27 : 4,779.66 = 2,136.71 : x
  2. Step 2: Convert to fraction form
    3,462.27/4,779.66 = 2,136.71/x
  3. Step 3: Cross multiply
    3,462.27x = 4,779.66 × 2,136.71
  4. Step 4: Simplify right side
    3,462.27x = 10,212,723.42
  5. Step 5: Solve for x
    x = 10,212,723.42/3,462.27
  6. Step 6: Final answer
    x = 2,949.72

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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.