Home / 4,755.90-6,566.67-3,078.30

Finding the Fourth Proportional to 4,755.90, 6,566.67 and 3,078.30

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Solution

The fourth proportional to 4,755.90, 6,566.67 and 3,078.30 is: 4,250.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.90 : 6,566.67 = 3,078.30 : x
  2. Step 2: Convert to fraction form
    4,755.90/6,566.67 = 3,078.30/x
  3. Step 3: Cross multiply
    4,755.90x = 6,566.67 × 3,078.30
  4. Step 4: Simplify right side
    4,755.90x = 20,214,180.26
  5. Step 5: Solve for x
    x = 20,214,180.26/4,755.90
  6. Step 6: Final answer
    x = 4,250.34

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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.