Home / 5,406.45-8,110.52-2,286.47

Finding the Fourth Proportional to 5,406.45, 8,110.52 and 2,286.47

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Solution

The fourth proportional to 5,406.45, 8,110.52 and 2,286.47 is: 3,430.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.45 : 8,110.52 = 2,286.47 : x
  2. Step 2: Convert to fraction form
    5,406.45/8,110.52 = 2,286.47/x
  3. Step 3: Cross multiply
    5,406.45x = 8,110.52 × 2,286.47
  4. Step 4: Simplify right side
    5,406.45x = 18,544,460.66
  5. Step 5: Solve for x
    x = 18,544,460.66/5,406.45
  6. Step 6: Final answer
    x = 3,430.06

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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.