Home / 5,578-8,362.23-2,289.04

Finding the Fourth Proportional to 5,578, 8,362.23 and 2,289.04

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Solution

The fourth proportional to 5,578, 8,362.23 and 2,289.04 is: 3,431.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578 : 8,362.23 = 2,289.04 : x
  2. Step 2: Convert to fraction form
    5,578/8,362.23 = 2,289.04/x
  3. Step 3: Cross multiply
    5,578x = 8,362.23 × 2,289.04
  4. Step 4: Simplify right side
    5,578x = 19,141,478.96
  5. Step 5: Solve for x
    x = 19,141,478.96/5,578
  6. Step 6: Final answer
    x = 3,431.60

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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.