Home / 3,076.23-4,590.80-2,747.91

Finding the Fourth Proportional to 3,076.23, 4,590.80 and 2,747.91

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Solution

The fourth proportional to 3,076.23, 4,590.80 and 2,747.91 is: 4,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.23 : 4,590.80 = 2,747.91 : x
  2. Step 2: Convert to fraction form
    3,076.23/4,590.80 = 2,747.91/x
  3. Step 3: Cross multiply
    3,076.23x = 4,590.80 × 2,747.91
  4. Step 4: Simplify right side
    3,076.23x = 12,615,112.10
  5. Step 5: Solve for x
    x = 12,615,112.10/3,076.23
  6. Step 6: Final answer
    x = 4,100.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.