Home / 2,201.09-3,302.42-1,357.74

Finding the Fourth Proportional to 2,201.09, 3,302.42 and 1,357.74

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Solution

The fourth proportional to 2,201.09, 3,302.42 and 1,357.74 is: 2,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.09 : 3,302.42 = 1,357.74 : x
  2. Step 2: Convert to fraction form
    2,201.09/3,302.42 = 1,357.74/x
  3. Step 3: Cross multiply
    2,201.09x = 3,302.42 × 1,357.74
  4. Step 4: Simplify right side
    2,201.09x = 4,483,820.94
  5. Step 5: Solve for x
    x = 4,483,820.94/2,201.09
  6. Step 6: Final answer
    x = 2,037.10

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1.5x scale

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.