Home / 8,126.53-11,214.62-4,400.53

Finding the Fourth Proportional to 8,126.53, 11,214.62 and 4,400.53

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Solution

The fourth proportional to 8,126.53, 11,214.62 and 4,400.53 is: 6,072.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.53 : 11,214.62 = 4,400.53 : x
  2. Step 2: Convert to fraction form
    8,126.53/11,214.62 = 4,400.53/x
  3. Step 3: Cross multiply
    8,126.53x = 11,214.62 × 4,400.53
  4. Step 4: Simplify right side
    8,126.53x = 49,350,263.76
  5. Step 5: Solve for x
    x = 49,350,263.76/8,126.53
  6. Step 6: Final answer
    x = 6,072.73

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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.