Home / 5,721.27-7,893.01-3,481.35

Finding the Fourth Proportional to 5,721.27, 7,893.01 and 3,481.35

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Solution

The fourth proportional to 5,721.27, 7,893.01 and 3,481.35 is: 4,802.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.27 : 7,893.01 = 3,481.35 : x
  2. Step 2: Convert to fraction form
    5,721.27/7,893.01 = 3,481.35/x
  3. Step 3: Cross multiply
    5,721.27x = 7,893.01 × 3,481.35
  4. Step 4: Simplify right side
    5,721.27x = 27,478,330.36
  5. Step 5: Solve for x
    x = 27,478,330.36/5,721.27
  6. Step 6: Final answer
    x = 4,802.84

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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.