Home / 5,440.66-8,164.06-2,320.34

Finding the Fourth Proportional to 5,440.66, 8,164.06 and 2,320.34

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Solution

The fourth proportional to 5,440.66, 8,164.06 and 2,320.34 is: 3,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.66 : 8,164.06 = 2,320.34 : x
  2. Step 2: Convert to fraction form
    5,440.66/8,164.06 = 2,320.34/x
  3. Step 3: Cross multiply
    5,440.66x = 8,164.06 × 2,320.34
  4. Step 4: Simplify right side
    5,440.66x = 18,943,348.36
  5. Step 5: Solve for x
    x = 18,943,348.36/5,440.66
  6. Step 6: Final answer
    x = 3,481.81

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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.