Home / 5,546.10-8,311.51-2,428.72

Finding the Fourth Proportional to 5,546.10, 8,311.51 and 2,428.72

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Solution

The fourth proportional to 5,546.10, 8,311.51 and 2,428.72 is: 3,639.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,546.10 : 8,311.51 = 2,428.72 : x
  2. Step 2: Convert to fraction form
    5,546.10/8,311.51 = 2,428.72/x
  3. Step 3: Cross multiply
    5,546.10x = 8,311.51 × 2,428.72
  4. Step 4: Simplify right side
    5,546.10x = 20,186,289.01
  5. Step 5: Solve for x
    x = 20,186,289.01/5,546.10
  6. Step 6: Final answer
    x = 3,639.73

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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.