Home / 4,117.27-6,168.70-3,428.37

Finding the Fourth Proportional to 4,117.27, 6,168.70 and 3,428.37

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Solution

The fourth proportional to 4,117.27, 6,168.70 and 3,428.37 is: 5,136.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.27 : 6,168.70 = 3,428.37 : x
  2. Step 2: Convert to fraction form
    4,117.27/6,168.70 = 3,428.37/x
  3. Step 3: Cross multiply
    4,117.27x = 6,168.70 × 3,428.37
  4. Step 4: Simplify right side
    4,117.27x = 21,148,586.02
  5. Step 5: Solve for x
    x = 21,148,586.02/4,117.27
  6. Step 6: Final answer
    x = 5,136.56

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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.