Home / 5,160.45-7,740.04-3,053.33

Finding the Fourth Proportional to 5,160.45, 7,740.04 and 3,053.33

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Solution

The fourth proportional to 5,160.45, 7,740.04 and 3,053.33 is: 4,579.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.45 : 7,740.04 = 3,053.33 : x
  2. Step 2: Convert to fraction form
    5,160.45/7,740.04 = 3,053.33/x
  3. Step 3: Cross multiply
    5,160.45x = 7,740.04 × 3,053.33
  4. Step 4: Simplify right side
    5,160.45x = 23,632,896.33
  5. Step 5: Solve for x
    x = 23,632,896.33/5,160.45
  6. Step 6: Final answer
    x = 4,579.62

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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.