Home / 3,439.44-4,748.79-2,543.37

Finding the Fourth Proportional to 3,439.44, 4,748.79 and 2,543.37

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Solution

The fourth proportional to 3,439.44, 4,748.79 and 2,543.37 is: 3,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.44 : 4,748.79 = 2,543.37 : x
  2. Step 2: Convert to fraction form
    3,439.44/4,748.79 = 2,543.37/x
  3. Step 3: Cross multiply
    3,439.44x = 4,748.79 × 2,543.37
  4. Step 4: Simplify right side
    3,439.44x = 12,077,930.02
  5. Step 5: Solve for x
    x = 12,077,930.02/3,439.44
  6. Step 6: Final answer
    x = 3,511.60

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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.