Home / 3,447.06-4,748.09-2,699.69

Finding the Fourth Proportional to 3,447.06, 4,748.09 and 2,699.69

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Solution

The fourth proportional to 3,447.06, 4,748.09 and 2,699.69 is: 3,718.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.06 : 4,748.09 = 2,699.69 : x
  2. Step 2: Convert to fraction form
    3,447.06/4,748.09 = 2,699.69/x
  3. Step 3: Cross multiply
    3,447.06x = 4,748.09 × 2,699.69
  4. Step 4: Simplify right side
    3,447.06x = 12,818,333.85
  5. Step 5: Solve for x
    x = 12,818,333.85/3,447.06
  6. Step 6: Final answer
    x = 3,718.63

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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.