Home / 11,357.49-17,037.86-3,037.78

Finding the Fourth Proportional to 11,357.49, 17,037.86 and 3,037.78

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Solution

The fourth proportional to 11,357.49, 17,037.86 and 3,037.78 is: 4,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,357.49 : 17,037.86 = 3,037.78 : x
  2. Step 2: Convert to fraction form
    11,357.49/17,037.86 = 3,037.78/x
  3. Step 3: Cross multiply
    11,357.49x = 17,037.86 × 3,037.78
  4. Step 4: Simplify right side
    11,357.49x = 51,757,270.35
  5. Step 5: Solve for x
    x = 51,757,270.35/11,357.49
  6. Step 6: Final answer
    x = 4,557.10

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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.