Home / 3,443.09-5,135.96-3,110.90

Finding the Fourth Proportional to 3,443.09, 5,135.96 and 3,110.90

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Solution

The fourth proportional to 3,443.09, 5,135.96 and 3,110.90 is: 4,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.09 : 5,135.96 = 3,110.90 : x
  2. Step 2: Convert to fraction form
    3,443.09/5,135.96 = 3,110.90/x
  3. Step 3: Cross multiply
    3,443.09x = 5,135.96 × 3,110.90
  4. Step 4: Simplify right side
    3,443.09x = 15,977,442.41
  5. Step 5: Solve for x
    x = 15,977,442.41/3,443.09
  6. Step 6: Final answer
    x = 4,640.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.