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Finding the Fourth Proportional to 4,699.25, 6,484.97 and 2,836.25

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Solution

The fourth proportional to 4,699.25, 6,484.97 and 2,836.25 is: 3,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.25 : 6,484.97 = 2,836.25 : x
  2. Step 2: Convert to fraction form
    4,699.25/6,484.97 = 2,836.25/x
  3. Step 3: Cross multiply
    4,699.25x = 6,484.97 × 2,836.25
  4. Step 4: Simplify right side
    4,699.25x = 18,392,996.16
  5. Step 5: Solve for x
    x = 18,392,996.16/4,699.25
  6. Step 6: Final answer
    x = 3,914.03

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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.