Home / 10,626.39-15,940.16-3,230.29

Finding the Fourth Proportional to 10,626.39, 15,940.16 and 3,230.29

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Solution

The fourth proportional to 10,626.39, 15,940.16 and 3,230.29 is: 4,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.39 : 15,940.16 = 3,230.29 : x
  2. Step 2: Convert to fraction form
    10,626.39/15,940.16 = 3,230.29/x
  3. Step 3: Cross multiply
    10,626.39x = 15,940.16 × 3,230.29
  4. Step 4: Simplify right side
    10,626.39x = 51,491,283.44
  5. Step 5: Solve for x
    x = 51,491,283.44/10,626.39
  6. Step 6: Final answer
    x = 4,845.60

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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.