Home / 5,004.64-7,504.17-2,815.80

Finding the Fourth Proportional to 5,004.64, 7,504.17 and 2,815.80

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Solution

The fourth proportional to 5,004.64, 7,504.17 and 2,815.80 is: 4,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.64 : 7,504.17 = 2,815.80 : x
  2. Step 2: Convert to fraction form
    5,004.64/7,504.17 = 2,815.80/x
  3. Step 3: Cross multiply
    5,004.64x = 7,504.17 × 2,815.80
  4. Step 4: Simplify right side
    5,004.64x = 21,130,241.89
  5. Step 5: Solve for x
    x = 21,130,241.89/5,004.64
  6. Step 6: Final answer
    x = 4,222.13

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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.