Home / 3,845.48-5,305.58-2,351.84

Finding the Fourth Proportional to 3,845.48, 5,305.58 and 2,351.84

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Solution

The fourth proportional to 3,845.48, 5,305.58 and 2,351.84 is: 3,244.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.48 : 5,305.58 = 2,351.84 : x
  2. Step 2: Convert to fraction form
    3,845.48/5,305.58 = 2,351.84/x
  3. Step 3: Cross multiply
    3,845.48x = 5,305.58 × 2,351.84
  4. Step 4: Simplify right side
    3,845.48x = 12,477,875.27
  5. Step 5: Solve for x
    x = 12,477,875.27/3,845.48
  6. Step 6: Final answer
    x = 3,244.82

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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.