Home / 5,574.16-8,359.62-3,636.64

Finding the Fourth Proportional to 5,574.16, 8,359.62 and 3,636.64

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Solution

The fourth proportional to 5,574.16, 8,359.62 and 3,636.64 is: 5,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.16 : 8,359.62 = 3,636.64 : x
  2. Step 2: Convert to fraction form
    5,574.16/8,359.62 = 3,636.64/x
  3. Step 3: Cross multiply
    5,574.16x = 8,359.62 × 3,636.64
  4. Step 4: Simplify right side
    5,574.16x = 30,400,928.48
  5. Step 5: Solve for x
    x = 30,400,928.48/5,574.16
  6. Step 6: Final answer
    x = 5,453.90

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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.