Home / 3,604.19-5,405.56-1,007.15

Finding the Fourth Proportional to 3,604.19, 5,405.56 and 1,007.15

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Solution

The fourth proportional to 3,604.19, 5,405.56 and 1,007.15 is: 1,510.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.19 : 5,405.56 = 1,007.15 : x
  2. Step 2: Convert to fraction form
    3,604.19/5,405.56 = 1,007.15/x
  3. Step 3: Cross multiply
    3,604.19x = 5,405.56 × 1,007.15
  4. Step 4: Simplify right side
    3,604.19x = 5,444,180.21
  5. Step 5: Solve for x
    x = 5,444,180.21/3,604.19
  6. Step 6: Final answer
    x = 1,510.52

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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.