Home / 8,048.58-12,072.60-5,433.28

Finding the Fourth Proportional to 8,048.58, 12,072.60 and 5,433.28

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Solution

The fourth proportional to 8,048.58, 12,072.60 and 5,433.28 is: 8,149.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.58 : 12,072.60 = 5,433.28 : x
  2. Step 2: Convert to fraction form
    8,048.58/12,072.60 = 5,433.28/x
  3. Step 3: Cross multiply
    8,048.58x = 12,072.60 × 5,433.28
  4. Step 4: Simplify right side
    8,048.58x = 65,593,816.13
  5. Step 5: Solve for x
    x = 65,593,816.13/8,048.58
  6. Step 6: Final answer
    x = 8,149.74

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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.