Home / 4,721.75-7,083.02-2,258.54

Finding the Fourth Proportional to 4,721.75, 7,083.02 and 2,258.54

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Solution

The fourth proportional to 4,721.75, 7,083.02 and 2,258.54 is: 3,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.75 : 7,083.02 = 2,258.54 : x
  2. Step 2: Convert to fraction form
    4,721.75/7,083.02 = 2,258.54/x
  3. Step 3: Cross multiply
    4,721.75x = 7,083.02 × 2,258.54
  4. Step 4: Simplify right side
    4,721.75x = 15,997,248.58
  5. Step 5: Solve for x
    x = 15,997,248.58/4,721.75
  6. Step 6: Final answer
    x = 3,388.00

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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.