Home / 4,227.60-6,339.29-1,305.53

Finding the Fourth Proportional to 4,227.60, 6,339.29 and 1,305.53

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Solution

The fourth proportional to 4,227.60, 6,339.29 and 1,305.53 is: 1,957.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.60 : 6,339.29 = 1,305.53 : x
  2. Step 2: Convert to fraction form
    4,227.60/6,339.29 = 1,305.53/x
  3. Step 3: Cross multiply
    4,227.60x = 6,339.29 × 1,305.53
  4. Step 4: Simplify right side
    4,227.60x = 8,276,095.05
  5. Step 5: Solve for x
    x = 8,276,095.05/4,227.60
  6. Step 6: Final answer
    x = 1,957.63

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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.