Home / 10,311.45-14,229.83-6,332.52

Finding the Fourth Proportional to 10,311.45, 14,229.83 and 6,332.52

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Solution

The fourth proportional to 10,311.45, 14,229.83 and 6,332.52 is: 8,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,311.45 : 14,229.83 = 6,332.52 : x
  2. Step 2: Convert to fraction form
    10,311.45/14,229.83 = 6,332.52/x
  3. Step 3: Cross multiply
    10,311.45x = 14,229.83 × 6,332.52
  4. Step 4: Simplify right side
    10,311.45x = 90,110,683.07
  5. Step 5: Solve for x
    x = 90,110,683.07/10,311.45
  6. Step 6: Final answer
    x = 8,738.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.