Home / 3,092.76-4,639.98-1,631.52

Finding the Fourth Proportional to 3,092.76, 4,639.98 and 1,631.52

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Solution

The fourth proportional to 3,092.76, 4,639.98 and 1,631.52 is: 2,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.76 : 4,639.98 = 1,631.52 : x
  2. Step 2: Convert to fraction form
    3,092.76/4,639.98 = 1,631.52/x
  3. Step 3: Cross multiply
    3,092.76x = 4,639.98 × 1,631.52
  4. Step 4: Simplify right side
    3,092.76x = 7,570,220.17
  5. Step 5: Solve for x
    x = 7,570,220.17/3,092.76
  6. Step 6: Final answer
    x = 2,447.72

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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.