Home / 8,137.42-11,226-5,750.89

Finding the Fourth Proportional to 8,137.42, 11,226 and 5,750.89

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Solution

The fourth proportional to 8,137.42, 11,226 and 5,750.89 is: 7,933.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.42 : 11,226 = 5,750.89 : x
  2. Step 2: Convert to fraction form
    8,137.42/11,226 = 5,750.89/x
  3. Step 3: Cross multiply
    8,137.42x = 11,226 × 5,750.89
  4. Step 4: Simplify right side
    8,137.42x = 64,559,491.14
  5. Step 5: Solve for x
    x = 64,559,491.14/8,137.42
  6. Step 6: Final answer
    x = 7,933.66

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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.