Home / 2,252.86-3,108.44-1,368.92

Finding the Fourth Proportional to 2,252.86, 3,108.44 and 1,368.92

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Solution

The fourth proportional to 2,252.86, 3,108.44 and 1,368.92 is: 1,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.86 : 3,108.44 = 1,368.92 : x
  2. Step 2: Convert to fraction form
    2,252.86/3,108.44 = 1,368.92/x
  3. Step 3: Cross multiply
    2,252.86x = 3,108.44 × 1,368.92
  4. Step 4: Simplify right side
    2,252.86x = 4,255,205.68
  5. Step 5: Solve for x
    x = 4,255,205.68/2,252.86
  6. Step 6: Final answer
    x = 1,888.80

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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.