Home / 5,439.12-8,148.09-3,092.01

Finding the Fourth Proportional to 5,439.12, 8,148.09 and 3,092.01

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Solution

The fourth proportional to 5,439.12, 8,148.09 and 3,092.01 is: 4,631.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.12 : 8,148.09 = 3,092.01 : x
  2. Step 2: Convert to fraction form
    5,439.12/8,148.09 = 3,092.01/x
  3. Step 3: Cross multiply
    5,439.12x = 8,148.09 × 3,092.01
  4. Step 4: Simplify right side
    5,439.12x = 25,193,975.76
  5. Step 5: Solve for x
    x = 25,193,975.76/5,439.12
  6. Step 6: Final answer
    x = 4,631.99

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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.