Home / 5,605.20-8,404.16-2,317.41

Finding the Fourth Proportional to 5,605.20, 8,404.16 and 2,317.41

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Solution

The fourth proportional to 5,605.20, 8,404.16 and 2,317.41 is: 3,474.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.20 : 8,404.16 = 2,317.41 : x
  2. Step 2: Convert to fraction form
    5,605.20/8,404.16 = 2,317.41/x
  3. Step 3: Cross multiply
    5,605.20x = 8,404.16 × 2,317.41
  4. Step 4: Simplify right side
    5,605.20x = 19,475,872.84
  5. Step 5: Solve for x
    x = 19,475,872.84/5,605.20
  6. Step 6: Final answer
    x = 3,474.61

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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.