Home / 2,092.10-3,138.34-1,578.92

Finding the Fourth Proportional to 2,092.10, 3,138.34 and 1,578.92

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Solution

The fourth proportional to 2,092.10, 3,138.34 and 1,578.92 is: 2,368.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.10 : 3,138.34 = 1,578.92 : x
  2. Step 2: Convert to fraction form
    2,092.10/3,138.34 = 1,578.92/x
  3. Step 3: Cross multiply
    2,092.10x = 3,138.34 × 1,578.92
  4. Step 4: Simplify right side
    2,092.10x = 4,955,187.79
  5. Step 5: Solve for x
    x = 4,955,187.79/2,092.10
  6. Step 6: Final answer
    x = 2,368.52

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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.