Home / 2,200.48-3,037.20-1,372

Finding the Fourth Proportional to 2,200.48, 3,037.20 and 1,372

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Solution

The fourth proportional to 2,200.48, 3,037.20 and 1,372 is: 1,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.48 : 3,037.20 = 1,372 : x
  2. Step 2: Convert to fraction form
    2,200.48/3,037.20 = 1,372/x
  3. Step 3: Cross multiply
    2,200.48x = 3,037.20 × 1,372
  4. Step 4: Simplify right side
    2,200.48x = 4,167,038.40
  5. Step 5: Solve for x
    x = 4,167,038.40/2,200.48
  6. Step 6: Final answer
    x = 1,893.70

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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.