Home / 3,116.64-4,665.24-2,650.08

Finding the Fourth Proportional to 3,116.64, 4,665.24 and 2,650.08

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Solution

The fourth proportional to 3,116.64, 4,665.24 and 2,650.08 is: 3,966.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.64 : 4,665.24 = 2,650.08 : x
  2. Step 2: Convert to fraction form
    3,116.64/4,665.24 = 2,650.08/x
  3. Step 3: Cross multiply
    3,116.64x = 4,665.24 × 2,650.08
  4. Step 4: Simplify right side
    3,116.64x = 12,363,259.22
  5. Step 5: Solve for x
    x = 12,363,259.22/3,116.64
  6. Step 6: Final answer
    x = 3,966.86

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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.