Home / 10,752.08-16,121.16-4,178.96

Finding the Fourth Proportional to 10,752.08, 16,121.16 and 4,178.96

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Solution

The fourth proportional to 10,752.08, 16,121.16 and 4,178.96 is: 6,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.08 : 16,121.16 = 4,178.96 : x
  2. Step 2: Convert to fraction form
    10,752.08/16,121.16 = 4,178.96/x
  3. Step 3: Cross multiply
    10,752.08x = 16,121.16 × 4,178.96
  4. Step 4: Simplify right side
    10,752.08x = 67,369,682.79
  5. Step 5: Solve for x
    x = 67,369,682.79/10,752.08
  6. Step 6: Final answer
    x = 6,265.73

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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.