Home / 4,791.70-6,612.56-2,802.25

Finding the Fourth Proportional to 4,791.70, 6,612.56 and 2,802.25

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Solution

The fourth proportional to 4,791.70, 6,612.56 and 2,802.25 is: 3,867.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.70 : 6,612.56 = 2,802.25 : x
  2. Step 2: Convert to fraction form
    4,791.70/6,612.56 = 2,802.25/x
  3. Step 3: Cross multiply
    4,791.70x = 6,612.56 × 2,802.25
  4. Step 4: Simplify right side
    4,791.70x = 18,530,046.26
  5. Step 5: Solve for x
    x = 18,530,046.26/4,791.70
  6. Step 6: Final answer
    x = 3,867.11

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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.