Home / 5,704.49-7,872.99-3,347.39

Finding the Fourth Proportional to 5,704.49, 7,872.99 and 3,347.39

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Solution

The fourth proportional to 5,704.49, 7,872.99 and 3,347.39 is: 4,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.49 : 7,872.99 = 3,347.39 : x
  2. Step 2: Convert to fraction form
    5,704.49/7,872.99 = 3,347.39/x
  3. Step 3: Cross multiply
    5,704.49x = 7,872.99 × 3,347.39
  4. Step 4: Simplify right side
    5,704.49x = 26,353,968.00
  5. Step 5: Solve for x
    x = 26,353,968.00/5,704.49
  6. Step 6: Final answer
    x = 4,619.86

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1.5x scale

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.