Home / 3,424.08-5,136.94-1,084.32

Finding the Fourth Proportional to 3,424.08, 5,136.94 and 1,084.32

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Solution

The fourth proportional to 3,424.08, 5,136.94 and 1,084.32 is: 1,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.08 : 5,136.94 = 1,084.32 : x
  2. Step 2: Convert to fraction form
    3,424.08/5,136.94 = 1,084.32/x
  3. Step 3: Cross multiply
    3,424.08x = 5,136.94 × 1,084.32
  4. Step 4: Simplify right side
    3,424.08x = 5,570,086.78
  5. Step 5: Solve for x
    x = 5,570,086.78/3,424.08
  6. Step 6: Final answer
    x = 1,626.74

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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.