Home / 5,424.38-8,136.82-2,303.94

Finding the Fourth Proportional to 5,424.38, 8,136.82 and 2,303.94

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Solution

The fourth proportional to 5,424.38, 8,136.82 and 2,303.94 is: 3,456.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.38 : 8,136.82 = 2,303.94 : x
  2. Step 2: Convert to fraction form
    5,424.38/8,136.82 = 2,303.94/x
  3. Step 3: Cross multiply
    5,424.38x = 8,136.82 × 2,303.94
  4. Step 4: Simplify right side
    5,424.38x = 18,746,745.07
  5. Step 5: Solve for x
    x = 18,746,745.07/5,424.38
  6. Step 6: Final answer
    x = 3,456.02

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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.