Home / 8,002.14-12,007.08-3,325.74

Finding the Fourth Proportional to 8,002.14, 12,007.08 and 3,325.74

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Solution

The fourth proportional to 8,002.14, 12,007.08 and 3,325.74 is: 4,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002.14 : 12,007.08 = 3,325.74 : x
  2. Step 2: Convert to fraction form
    8,002.14/12,007.08 = 3,325.74/x
  3. Step 3: Cross multiply
    8,002.14x = 12,007.08 × 3,325.74
  4. Step 4: Simplify right side
    8,002.14x = 39,932,426.24
  5. Step 5: Solve for x
    x = 39,932,426.24/8,002.14
  6. Step 6: Final answer
    x = 4,990.22

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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.