Home / 3,214.48-4,820.50-1,265.62

Finding the Fourth Proportional to 3,214.48, 4,820.50 and 1,265.62

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Solution

The fourth proportional to 3,214.48, 4,820.50 and 1,265.62 is: 1,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.48 : 4,820.50 = 1,265.62 : x
  2. Step 2: Convert to fraction form
    3,214.48/4,820.50 = 1,265.62/x
  3. Step 3: Cross multiply
    3,214.48x = 4,820.50 × 1,265.62
  4. Step 4: Simplify right side
    3,214.48x = 6,100,921.21
  5. Step 5: Solve for x
    x = 6,100,921.21/3,214.48
  6. Step 6: Final answer
    x = 1,897.95

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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.