Home / 4,263.03-6,386.04-2,622.78

Finding the Fourth Proportional to 4,263.03, 6,386.04 and 2,622.78

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Solution

The fourth proportional to 4,263.03, 6,386.04 and 2,622.78 is: 3,928.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.03 : 6,386.04 = 2,622.78 : x
  2. Step 2: Convert to fraction form
    4,263.03/6,386.04 = 2,622.78/x
  3. Step 3: Cross multiply
    4,263.03x = 6,386.04 × 2,622.78
  4. Step 4: Simplify right side
    4,263.03x = 16,749,177.99
  5. Step 5: Solve for x
    x = 16,749,177.99/4,263.03
  6. Step 6: Final answer
    x = 3,928.94

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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.