Home / 4,919.34-7,381.17-1,632.90

Finding the Fourth Proportional to 4,919.34, 7,381.17 and 1,632.90

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Solution

The fourth proportional to 4,919.34, 7,381.17 and 1,632.90 is: 2,450.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.34 : 7,381.17 = 1,632.90 : x
  2. Step 2: Convert to fraction form
    4,919.34/7,381.17 = 1,632.90/x
  3. Step 3: Cross multiply
    4,919.34x = 7,381.17 × 1,632.90
  4. Step 4: Simplify right side
    4,919.34x = 12,052,712.49
  5. Step 5: Solve for x
    x = 12,052,712.49/4,919.34
  6. Step 6: Final answer
    x = 2,450.07

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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.