Home / 8,534.99-12,794.38-2,984.72

Finding the Fourth Proportional to 8,534.99, 12,794.38 and 2,984.72

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Solution

The fourth proportional to 8,534.99, 12,794.38 and 2,984.72 is: 4,474.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534.99 : 12,794.38 = 2,984.72 : x
  2. Step 2: Convert to fraction form
    8,534.99/12,794.38 = 2,984.72/x
  3. Step 3: Cross multiply
    8,534.99x = 12,794.38 × 2,984.72
  4. Step 4: Simplify right side
    8,534.99x = 38,187,570.44
  5. Step 5: Solve for x
    x = 38,187,570.44/8,534.99
  6. Step 6: Final answer
    x = 4,474.24

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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.