Home / 4,477.58-6,174.77-2,684.78

Finding the Fourth Proportional to 4,477.58, 6,174.77 and 2,684.78

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Solution

The fourth proportional to 4,477.58, 6,174.77 and 2,684.78 is: 3,702.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.58 : 6,174.77 = 2,684.78 : x
  2. Step 2: Convert to fraction form
    4,477.58/6,174.77 = 2,684.78/x
  3. Step 3: Cross multiply
    4,477.58x = 6,174.77 × 2,684.78
  4. Step 4: Simplify right side
    4,477.58x = 16,577,877.86
  5. Step 5: Solve for x
    x = 16,577,877.86/4,477.58
  6. Step 6: Final answer
    x = 3,702.42

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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.