Home / 5,406.29-8,110.67-2,286.56

Finding the Fourth Proportional to 5,406.29, 8,110.67 and 2,286.56

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Solution

The fourth proportional to 5,406.29, 8,110.67 and 2,286.56 is: 3,430.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.29 : 8,110.67 = 2,286.56 : x
  2. Step 2: Convert to fraction form
    5,406.29/8,110.67 = 2,286.56/x
  3. Step 3: Cross multiply
    5,406.29x = 8,110.67 × 2,286.56
  4. Step 4: Simplify right side
    5,406.29x = 18,545,533.60
  5. Step 5: Solve for x
    x = 18,545,533.60/5,406.29
  6. Step 6: Final answer
    x = 3,430.36

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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.