Home / 2,339.22-3,227.40-1,900.02

Finding the Fourth Proportional to 2,339.22, 3,227.40 and 1,900.02

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Solution

The fourth proportional to 2,339.22, 3,227.40 and 1,900.02 is: 2,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.22 : 3,227.40 = 1,900.02 : x
  2. Step 2: Convert to fraction form
    2,339.22/3,227.40 = 1,900.02/x
  3. Step 3: Cross multiply
    2,339.22x = 3,227.40 × 1,900.02
  4. Step 4: Simplify right side
    2,339.22x = 6,132,124.55
  5. Step 5: Solve for x
    x = 6,132,124.55/2,339.22
  6. Step 6: Final answer
    x = 2,621.44

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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.