Home / 4,622.81-6,379.37-2,634.01

Finding the Fourth Proportional to 4,622.81, 6,379.37 and 2,634.01

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Solution

The fourth proportional to 4,622.81, 6,379.37 and 2,634.01 is: 3,634.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.81 : 6,379.37 = 2,634.01 : x
  2. Step 2: Convert to fraction form
    4,622.81/6,379.37 = 2,634.01/x
  3. Step 3: Cross multiply
    4,622.81x = 6,379.37 × 2,634.01
  4. Step 4: Simplify right side
    4,622.81x = 16,803,311.20
  5. Step 5: Solve for x
    x = 16,803,311.20/4,622.81
  6. Step 6: Final answer
    x = 3,634.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.