Home / 8,234.02-12,351.30-2,967.40

Finding the Fourth Proportional to 8,234.02, 12,351.30 and 2,967.40

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Solution

The fourth proportional to 8,234.02, 12,351.30 and 2,967.40 is: 4,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.02 : 12,351.30 = 2,967.40 : x
  2. Step 2: Convert to fraction form
    8,234.02/12,351.30 = 2,967.40/x
  3. Step 3: Cross multiply
    8,234.02x = 12,351.30 × 2,967.40
  4. Step 4: Simplify right side
    8,234.02x = 36,651,247.62
  5. Step 5: Solve for x
    x = 36,651,247.62/8,234.02
  6. Step 6: Final answer
    x = 4,451.20

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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.