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Finding the Fourth Proportional to 4,505.54, 6,213.59 and 2,827.13

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Solution

The fourth proportional to 4,505.54, 6,213.59 and 2,827.13 is: 3,898.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.54 : 6,213.59 = 2,827.13 : x
  2. Step 2: Convert to fraction form
    4,505.54/6,213.59 = 2,827.13/x
  3. Step 3: Cross multiply
    4,505.54x = 6,213.59 × 2,827.13
  4. Step 4: Simplify right side
    4,505.54x = 17,566,626.70
  5. Step 5: Solve for x
    x = 17,566,626.70/4,505.54
  6. Step 6: Final answer
    x = 3,898.89

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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.