Home / 5,376.37-8,066.58-2,089.66

Finding the Fourth Proportional to 5,376.37, 8,066.58 and 2,089.66

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Solution

The fourth proportional to 5,376.37, 8,066.58 and 2,089.66 is: 3,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.37 : 8,066.58 = 2,089.66 : x
  2. Step 2: Convert to fraction form
    5,376.37/8,066.58 = 2,089.66/x
  3. Step 3: Cross multiply
    5,376.37x = 8,066.58 × 2,089.66
  4. Step 4: Simplify right side
    5,376.37x = 16,856,409.56
  5. Step 5: Solve for x
    x = 16,856,409.56/5,376.37
  6. Step 6: Final answer
    x = 3,135.28

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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.