Home / 5,589.62-8,385.64-1,694.32

Finding the Fourth Proportional to 5,589.62, 8,385.64 and 1,694.32

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Solution

The fourth proportional to 5,589.62, 8,385.64 and 1,694.32 is: 2,541.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.62 : 8,385.64 = 1,694.32 : x
  2. Step 2: Convert to fraction form
    5,589.62/8,385.64 = 1,694.32/x
  3. Step 3: Cross multiply
    5,589.62x = 8,385.64 × 1,694.32
  4. Step 4: Simplify right side
    5,589.62x = 14,207,957.56
  5. Step 5: Solve for x
    x = 14,207,957.56/5,589.62
  6. Step 6: Final answer
    x = 2,541.85

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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.