Home / 8,519.01-12,778.64-2,675.63

Finding the Fourth Proportional to 8,519.01, 12,778.64 and 2,675.63

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Solution

The fourth proportional to 8,519.01, 12,778.64 and 2,675.63 is: 4,013.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519.01 : 12,778.64 = 2,675.63 : x
  2. Step 2: Convert to fraction form
    8,519.01/12,778.64 = 2,675.63/x
  3. Step 3: Cross multiply
    8,519.01x = 12,778.64 × 2,675.63
  4. Step 4: Simplify right side
    8,519.01x = 34,190,835.27
  5. Step 5: Solve for x
    x = 34,190,835.27/8,519.01
  6. Step 6: Final answer
    x = 4,013.48

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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.