Home / 4,266.04-6,390.54-2,625.78

Finding the Fourth Proportional to 4,266.04, 6,390.54 and 2,625.78

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Solution

The fourth proportional to 4,266.04, 6,390.54 and 2,625.78 is: 3,933.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.04 : 6,390.54 = 2,625.78 : x
  2. Step 2: Convert to fraction form
    4,266.04/6,390.54 = 2,625.78/x
  3. Step 3: Cross multiply
    4,266.04x = 6,390.54 × 2,625.78
  4. Step 4: Simplify right side
    4,266.04x = 16,780,152.12
  5. Step 5: Solve for x
    x = 16,780,152.12/4,266.04
  6. Step 6: Final answer
    x = 3,933.43

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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.