Home / 3,402.48-4,695.72-1,910.52

Finding the Fourth Proportional to 3,402.48, 4,695.72 and 1,910.52

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Solution

The fourth proportional to 3,402.48, 4,695.72 and 1,910.52 is: 2,636.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.48 : 4,695.72 = 1,910.52 : x
  2. Step 2: Convert to fraction form
    3,402.48/4,695.72 = 1,910.52/x
  3. Step 3: Cross multiply
    3,402.48x = 4,695.72 × 1,910.52
  4. Step 4: Simplify right side
    3,402.48x = 8,971,266.97
  5. Step 5: Solve for x
    x = 8,971,266.97/3,402.48
  6. Step 6: Final answer
    x = 2,636.68

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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.