Home / 5,590.38-8,382.32-2,299.74

Finding the Fourth Proportional to 5,590.38, 8,382.32 and 2,299.74

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Solution

The fourth proportional to 5,590.38, 8,382.32 and 2,299.74 is: 3,448.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.38 : 8,382.32 = 2,299.74 : x
  2. Step 2: Convert to fraction form
    5,590.38/8,382.32 = 2,299.74/x
  3. Step 3: Cross multiply
    5,590.38x = 8,382.32 × 2,299.74
  4. Step 4: Simplify right side
    5,590.38x = 19,277,156.60
  5. Step 5: Solve for x
    x = 19,277,156.60/5,590.38
  6. Step 6: Final answer
    x = 3,448.27

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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.