Home / 2,887.24-4,329.78-1,037.85

Finding the Fourth Proportional to 2,887.24, 4,329.78 and 1,037.85

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Solution

The fourth proportional to 2,887.24, 4,329.78 and 1,037.85 is: 1,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887.24 : 4,329.78 = 1,037.85 : x
  2. Step 2: Convert to fraction form
    2,887.24/4,329.78 = 1,037.85/x
  3. Step 3: Cross multiply
    2,887.24x = 4,329.78 × 1,037.85
  4. Step 4: Simplify right side
    2,887.24x = 4,493,640.52
  5. Step 5: Solve for x
    x = 4,493,640.52/2,887.24
  6. Step 6: Final answer
    x = 1,556.38

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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.