Home / 5,590.09-8,385.93-1,694.80

Finding the Fourth Proportional to 5,590.09, 8,385.93 and 1,694.80

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Solution

The fourth proportional to 5,590.09, 8,385.93 and 1,694.80 is: 2,542.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.09 : 8,385.93 = 1,694.80 : x
  2. Step 2: Convert to fraction form
    5,590.09/8,385.93 = 1,694.80/x
  3. Step 3: Cross multiply
    5,590.09x = 8,385.93 × 1,694.80
  4. Step 4: Simplify right side
    5,590.09x = 14,212,474.16
  5. Step 5: Solve for x
    x = 14,212,474.16/5,590.09
  6. Step 6: Final answer
    x = 2,542.44

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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.