Home / 5,546.70-8,311.41-3,490.38

Finding the Fourth Proportional to 5,546.70, 8,311.41 and 3,490.38

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Solution

The fourth proportional to 5,546.70, 8,311.41 and 3,490.38 is: 5,230.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.70 : 8,311.41 = 3,490.38 : x
  2. Step 2: Convert to fraction form
    5,546.70/8,311.41 = 3,490.38/x
  3. Step 3: Cross multiply
    5,546.70x = 8,311.41 × 3,490.38
  4. Step 4: Simplify right side
    5,546.70x = 29,009,979.24
  5. Step 5: Solve for x
    x = 29,009,979.24/5,546.70
  6. Step 6: Final answer
    x = 5,230.13

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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.