Home / 7,372.08-10,183.42-5,890.39

Finding the Fourth Proportional to 7,372.08, 10,183.42 and 5,890.39

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Solution

The fourth proportional to 7,372.08, 10,183.42 and 5,890.39 is: 8,136.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.08 : 10,183.42 = 5,890.39 : x
  2. Step 2: Convert to fraction form
    7,372.08/10,183.42 = 5,890.39/x
  3. Step 3: Cross multiply
    7,372.08x = 10,183.42 × 5,890.39
  4. Step 4: Simplify right side
    7,372.08x = 59,984,297.24
  5. Step 5: Solve for x
    x = 59,984,297.24/7,372.08
  6. Step 6: Final answer
    x = 8,136.69

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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.