Home / 6,433.20-9,666-4,094.28

Finding the Fourth Proportional to 6,433.20, 9,666 and 4,094.28

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Solution

The fourth proportional to 6,433.20, 9,666 and 4,094.28 is: 6,151.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.20 : 9,666 = 4,094.28 : x
  2. Step 2: Convert to fraction form
    6,433.20/9,666 = 4,094.28/x
  3. Step 3: Cross multiply
    6,433.20x = 9,666 × 4,094.28
  4. Step 4: Simplify right side
    6,433.20x = 39,575,310.48
  5. Step 5: Solve for x
    x = 39,575,310.48/6,433.20
  6. Step 6: Final answer
    x = 6,151.73

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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.