Home / 6,223.44-8,588.27-3,390.94

Finding the Fourth Proportional to 6,223.44, 8,588.27 and 3,390.94

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Solution

The fourth proportional to 6,223.44, 8,588.27 and 3,390.94 is: 4,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.44 : 8,588.27 = 3,390.94 : x
  2. Step 2: Convert to fraction form
    6,223.44/8,588.27 = 3,390.94/x
  3. Step 3: Cross multiply
    6,223.44x = 8,588.27 × 3,390.94
  4. Step 4: Simplify right side
    6,223.44x = 29,122,295.28
  5. Step 5: Solve for x
    x = 29,122,295.28/6,223.44
  6. Step 6: Final answer
    x = 4,679.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.