Home / 5,590.64-8,384.85-1,694.13

Finding the Fourth Proportional to 5,590.64, 8,384.85 and 1,694.13

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Solution

The fourth proportional to 5,590.64, 8,384.85 and 1,694.13 is: 2,540.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.64 : 8,384.85 = 1,694.13 : x
  2. Step 2: Convert to fraction form
    5,590.64/8,384.85 = 1,694.13/x
  3. Step 3: Cross multiply
    5,590.64x = 8,384.85 × 1,694.13
  4. Step 4: Simplify right side
    5,590.64x = 14,205,025.93
  5. Step 5: Solve for x
    x = 14,205,025.93/5,590.64
  6. Step 6: Final answer
    x = 2,540.86

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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.