Home / 4,761.54-7,130.00-3,285.32

Finding the Fourth Proportional to 4,761.54, 7,130.00 and 3,285.32

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Solution

The fourth proportional to 4,761.54, 7,130.00 and 3,285.32 is: 4,919.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.54 : 7,130.00 = 3,285.32 : x
  2. Step 2: Convert to fraction form
    4,761.54/7,130.00 = 3,285.32/x
  3. Step 3: Cross multiply
    4,761.54x = 7,130.00 × 3,285.32
  4. Step 4: Simplify right side
    4,761.54x = 23,424,304.16
  5. Step 5: Solve for x
    x = 23,424,304.16/4,761.54
  6. Step 6: Final answer
    x = 4,919.48

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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.