Home / 10,787.22-16,179.21-2,995.02

Finding the Fourth Proportional to 10,787.22, 16,179.21 and 2,995.02

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Solution

The fourth proportional to 10,787.22, 16,179.21 and 2,995.02 is: 4,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.22 : 16,179.21 = 2,995.02 : x
  2. Step 2: Convert to fraction form
    10,787.22/16,179.21 = 2,995.02/x
  3. Step 3: Cross multiply
    10,787.22x = 16,179.21 × 2,995.02
  4. Step 4: Simplify right side
    10,787.22x = 48,457,057.53
  5. Step 5: Solve for x
    x = 48,457,057.53/10,787.22
  6. Step 6: Final answer
    x = 4,492.08

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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.