Home / 7,092.64-10,638.99-3,975.83

Finding the Fourth Proportional to 7,092.64, 10,638.99 and 3,975.83

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Solution

The fourth proportional to 7,092.64, 10,638.99 and 3,975.83 is: 5,963.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,092.64 : 10,638.99 = 3,975.83 : x
  2. Step 2: Convert to fraction form
    7,092.64/10,638.99 = 3,975.83/x
  3. Step 3: Cross multiply
    7,092.64x = 10,638.99 × 3,975.83
  4. Step 4: Simplify right side
    7,092.64x = 42,298,762.42
  5. Step 5: Solve for x
    x = 42,298,762.42/7,092.64
  6. Step 6: Final answer
    x = 5,963.76

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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.