Home / 10,757.48-16,137.28-4,184.20

Finding the Fourth Proportional to 10,757.48, 16,137.28 and 4,184.20

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Solution

The fourth proportional to 10,757.48, 16,137.28 and 4,184.20 is: 6,276.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757.48 : 16,137.28 = 4,184.20 : x
  2. Step 2: Convert to fraction form
    10,757.48/16,137.28 = 4,184.20/x
  3. Step 3: Cross multiply
    10,757.48x = 16,137.28 × 4,184.20
  4. Step 4: Simplify right side
    10,757.48x = 67,521,606.98
  5. Step 5: Solve for x
    x = 67,521,606.98/10,757.48
  6. Step 6: Final answer
    x = 6,276.71

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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.