Home / 10,231.20-14,121.18-6,040.80

Finding the Fourth Proportional to 10,231.20, 14,121.18 and 6,040.80

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Solution

The fourth proportional to 10,231.20, 14,121.18 and 6,040.80 is: 8,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,231.20 : 14,121.18 = 6,040.80 : x
  2. Step 2: Convert to fraction form
    10,231.20/14,121.18 = 6,040.80/x
  3. Step 3: Cross multiply
    10,231.20x = 14,121.18 × 6,040.80
  4. Step 4: Simplify right side
    10,231.20x = 85,303,224.14
  5. Step 5: Solve for x
    x = 85,303,224.14/10,231.20
  6. Step 6: Final answer
    x = 8,337.56

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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.