Home / 5,830.32-8,745.46-2,136.68

Finding the Fourth Proportional to 5,830.32, 8,745.46 and 2,136.68

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Solution

The fourth proportional to 5,830.32, 8,745.46 and 2,136.68 is: 3,205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.32 : 8,745.46 = 2,136.68 : x
  2. Step 2: Convert to fraction form
    5,830.32/8,745.46 = 2,136.68/x
  3. Step 3: Cross multiply
    5,830.32x = 8,745.46 × 2,136.68
  4. Step 4: Simplify right side
    5,830.32x = 18,686,249.47
  5. Step 5: Solve for x
    x = 18,686,249.47/5,830.32
  6. Step 6: Final answer
    x = 3,205.01

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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.