Home / 8,008.74-12,007.94-3,331.98

Finding the Fourth Proportional to 8,008.74, 12,007.94 and 3,331.98

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Solution

The fourth proportional to 8,008.74, 12,007.94 and 3,331.98 is: 4,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.74 : 12,007.94 = 3,331.98 : x
  2. Step 2: Convert to fraction form
    8,008.74/12,007.94 = 3,331.98/x
  3. Step 3: Cross multiply
    8,008.74x = 12,007.94 × 3,331.98
  4. Step 4: Simplify right side
    8,008.74x = 40,010,199.26
  5. Step 5: Solve for x
    x = 40,010,199.26/8,008.74
  6. Step 6: Final answer
    x = 4,995.82

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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.