Home / 2,235.66-3,083.05-1,339.24

Finding the Fourth Proportional to 2,235.66, 3,083.05 and 1,339.24

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Solution

The fourth proportional to 2,235.66, 3,083.05 and 1,339.24 is: 1,846.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.66 : 3,083.05 = 1,339.24 : x
  2. Step 2: Convert to fraction form
    2,235.66/3,083.05 = 1,339.24/x
  3. Step 3: Cross multiply
    2,235.66x = 3,083.05 × 1,339.24
  4. Step 4: Simplify right side
    2,235.66x = 4,128,943.88
  5. Step 5: Solve for x
    x = 4,128,943.88/2,235.66
  6. Step 6: Final answer
    x = 1,846.86

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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.