Home / 3,188.16-4,783.86-2,266.38

Finding the Fourth Proportional to 3,188.16, 4,783.86 and 2,266.38

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Solution

The fourth proportional to 3,188.16, 4,783.86 and 2,266.38 is: 3,400.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.16 : 4,783.86 = 2,266.38 : x
  2. Step 2: Convert to fraction form
    3,188.16/4,783.86 = 2,266.38/x
  3. Step 3: Cross multiply
    3,188.16x = 4,783.86 × 2,266.38
  4. Step 4: Simplify right side
    3,188.16x = 10,842,044.63
  5. Step 5: Solve for x
    x = 10,842,044.63/3,188.16
  6. Step 6: Final answer
    x = 3,400.72

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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.