Home / 2,247.75-3,104.91-2,038.16

Finding the Fourth Proportional to 2,247.75, 3,104.91 and 2,038.16

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Solution

The fourth proportional to 2,247.75, 3,104.91 and 2,038.16 is: 2,815.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.75 : 3,104.91 = 2,038.16 : x
  2. Step 2: Convert to fraction form
    2,247.75/3,104.91 = 2,038.16/x
  3. Step 3: Cross multiply
    2,247.75x = 3,104.91 × 2,038.16
  4. Step 4: Simplify right side
    2,247.75x = 6,328,287.84
  5. Step 5: Solve for x
    x = 6,328,287.84/2,247.75
  6. Step 6: Final answer
    x = 2,815.39

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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.