Home / 4,505.49-6,757.16-1,218.38

Finding the Fourth Proportional to 4,505.49, 6,757.16 and 1,218.38

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Solution

The fourth proportional to 4,505.49, 6,757.16 and 1,218.38 is: 1,827.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.49 : 6,757.16 = 1,218.38 : x
  2. Step 2: Convert to fraction form
    4,505.49/6,757.16 = 1,218.38/x
  3. Step 3: Cross multiply
    4,505.49x = 6,757.16 × 1,218.38
  4. Step 4: Simplify right side
    4,505.49x = 8,232,748.72
  5. Step 5: Solve for x
    x = 8,232,748.72/4,505.49
  6. Step 6: Final answer
    x = 1,827.27

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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.