Home / 8,000.45-12,001.41-2,077.32

Finding the Fourth Proportional to 8,000.45, 12,001.41 and 2,077.32

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Solution

The fourth proportional to 8,000.45, 12,001.41 and 2,077.32 is: 3,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000.45 : 12,001.41 = 2,077.32 : x
  2. Step 2: Convert to fraction form
    8,000.45/12,001.41 = 2,077.32/x
  3. Step 3: Cross multiply
    8,000.45x = 12,001.41 × 2,077.32
  4. Step 4: Simplify right side
    8,000.45x = 24,930,769.02
  5. Step 5: Solve for x
    x = 24,930,769.02/8,000.45
  6. Step 6: Final answer
    x = 3,116.17

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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.