Home / 3,498.63-5,247.96-1,308.39

Finding the Fourth Proportional to 3,498.63, 5,247.96 and 1,308.39

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Solution

The fourth proportional to 3,498.63, 5,247.96 and 1,308.39 is: 1,962.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.63 : 5,247.96 = 1,308.39 : x
  2. Step 2: Convert to fraction form
    3,498.63/5,247.96 = 1,308.39/x
  3. Step 3: Cross multiply
    3,498.63x = 5,247.96 × 1,308.39
  4. Step 4: Simplify right side
    3,498.63x = 6,866,378.38
  5. Step 5: Solve for x
    x = 6,866,378.38/3,498.63
  6. Step 6: Final answer
    x = 1,962.59

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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.