Home / 8,004.69-12,008.45-2,740.30

Finding the Fourth Proportional to 8,004.69, 12,008.45 and 2,740.30

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Solution

The fourth proportional to 8,004.69, 12,008.45 and 2,740.30 is: 4,110.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004.69 : 12,008.45 = 2,740.30 : x
  2. Step 2: Convert to fraction form
    8,004.69/12,008.45 = 2,740.30/x
  3. Step 3: Cross multiply
    8,004.69x = 12,008.45 × 2,740.30
  4. Step 4: Simplify right side
    8,004.69x = 32,906,732.36
  5. Step 5: Solve for x
    x = 32,906,732.36/8,004.69
  6. Step 6: Final answer
    x = 4,110.93

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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.