Home / 6,220.35-8,578.24-4,801.77

Finding the Fourth Proportional to 6,220.35, 8,578.24 and 4,801.77

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Solution

The fourth proportional to 6,220.35, 8,578.24 and 4,801.77 is: 6,621.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.35 : 8,578.24 = 4,801.77 : x
  2. Step 2: Convert to fraction form
    6,220.35/8,578.24 = 4,801.77/x
  3. Step 3: Cross multiply
    6,220.35x = 8,578.24 × 4,801.77
  4. Step 4: Simplify right side
    6,220.35x = 41,190,723.48
  5. Step 5: Solve for x
    x = 41,190,723.48/6,220.35
  6. Step 6: Final answer
    x = 6,621.93

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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.