Home / 5,609.94-8,406.97-3,112.23

Finding the Fourth Proportional to 5,609.94, 8,406.97 and 3,112.23

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Solution

The fourth proportional to 5,609.94, 8,406.97 and 3,112.23 is: 4,663.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.94 : 8,406.97 = 3,112.23 : x
  2. Step 2: Convert to fraction form
    5,609.94/8,406.97 = 3,112.23/x
  3. Step 3: Cross multiply
    5,609.94x = 8,406.97 × 3,112.23
  4. Step 4: Simplify right side
    5,609.94x = 26,164,424.24
  5. Step 5: Solve for x
    x = 26,164,424.24/5,609.94
  6. Step 6: Final answer
    x = 4,663.94

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1.5x scale

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.