Home / 3,604.38-5,406.60-1,007.28

Finding the Fourth Proportional to 3,604.38, 5,406.60 and 1,007.28

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Solution

The fourth proportional to 3,604.38, 5,406.60 and 1,007.28 is: 1,510.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.38 : 5,406.60 = 1,007.28 : x
  2. Step 2: Convert to fraction form
    3,604.38/5,406.60 = 1,007.28/x
  3. Step 3: Cross multiply
    3,604.38x = 5,406.60 × 1,007.28
  4. Step 4: Simplify right side
    3,604.38x = 5,445,960.05
  5. Step 5: Solve for x
    x = 5,445,960.05/3,604.38
  6. Step 6: Final answer
    x = 1,510.93

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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.