Home / 10,787.94-16,182.96-2,996.70

Finding the Fourth Proportional to 10,787.94, 16,182.96 and 2,996.70

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Solution

The fourth proportional to 10,787.94, 16,182.96 and 2,996.70 is: 4,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.94 : 16,182.96 = 2,996.70 : x
  2. Step 2: Convert to fraction form
    10,787.94/16,182.96 = 2,996.70/x
  3. Step 3: Cross multiply
    10,787.94x = 16,182.96 × 2,996.70
  4. Step 4: Simplify right side
    10,787.94x = 48,495,476.23
  5. Step 5: Solve for x
    x = 48,495,476.23/10,787.94
  6. Step 6: Final answer
    x = 4,495.34

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1.5x scale

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.