Home / 8,577.90-12,874.23-4,887.54

Finding the Fourth Proportional to 8,577.90, 12,874.23 and 4,887.54

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Solution

The fourth proportional to 8,577.90, 12,874.23 and 4,887.54 is: 7,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.90 : 12,874.23 = 4,887.54 : x
  2. Step 2: Convert to fraction form
    8,577.90/12,874.23 = 4,887.54/x
  3. Step 3: Cross multiply
    8,577.90x = 12,874.23 × 4,887.54
  4. Step 4: Simplify right side
    8,577.90x = 62,923,314.09
  5. Step 5: Solve for x
    x = 62,923,314.09/8,577.90
  6. Step 6: Final answer
    x = 7,335.51

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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.