Home / 4,505.42-6,218.78-2,617.41

Finding the Fourth Proportional to 4,505.42, 6,218.78 and 2,617.41

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Solution

The fourth proportional to 4,505.42, 6,218.78 and 2,617.41 is: 3,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.42 : 6,218.78 = 2,617.41 : x
  2. Step 2: Convert to fraction form
    4,505.42/6,218.78 = 2,617.41/x
  3. Step 3: Cross multiply
    4,505.42x = 6,218.78 × 2,617.41
  4. Step 4: Simplify right side
    4,505.42x = 16,277,107.19
  5. Step 5: Solve for x
    x = 16,277,107.19/4,505.42
  6. Step 6: Final answer
    x = 3,612.78

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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.