Home / 4,226.64-6,339.98-1,305

Finding the Fourth Proportional to 4,226.64, 6,339.98 and 1,305

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Solution

The fourth proportional to 4,226.64, 6,339.98 and 1,305 is: 1,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.64 : 6,339.98 = 1,305 : x
  2. Step 2: Convert to fraction form
    4,226.64/6,339.98 = 1,305/x
  3. Step 3: Cross multiply
    4,226.64x = 6,339.98 × 1,305
  4. Step 4: Simplify right side
    4,226.64x = 8,273,673.90
  5. Step 5: Solve for x
    x = 8,273,673.90/4,226.64
  6. Step 6: Final answer
    x = 1,957.51

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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.