Home / 8,583.50-12,874.75-2,739.69

Finding the Fourth Proportional to 8,583.50, 12,874.75 and 2,739.69

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Solution

The fourth proportional to 8,583.50, 12,874.75 and 2,739.69 is: 4,109.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.50 : 12,874.75 = 2,739.69 : x
  2. Step 2: Convert to fraction form
    8,583.50/12,874.75 = 2,739.69/x
  3. Step 3: Cross multiply
    8,583.50x = 12,874.75 × 2,739.69
  4. Step 4: Simplify right side
    8,583.50x = 35,272,816.98
  5. Step 5: Solve for x
    x = 35,272,816.98/8,583.50
  6. Step 6: Final answer
    x = 4,109.37

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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.