Home / 10,787.03-16,167.92-4,119.16

Finding the Fourth Proportional to 10,787.03, 16,167.92 and 4,119.16

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Solution

The fourth proportional to 10,787.03, 16,167.92 and 4,119.16 is: 6,173.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.03 : 16,167.92 = 4,119.16 : x
  2. Step 2: Convert to fraction form
    10,787.03/16,167.92 = 4,119.16/x
  3. Step 3: Cross multiply
    10,787.03x = 16,167.92 × 4,119.16
  4. Step 4: Simplify right side
    10,787.03x = 66,598,249.35
  5. Step 5: Solve for x
    x = 66,598,249.35/10,787.03
  6. Step 6: Final answer
    x = 6,173.92

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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.