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Finding the Fourth Proportional to 8,048.57, 12,076.19 and 4,346.45

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Solution

The fourth proportional to 8,048.57, 12,076.19 and 4,346.45 is: 6,521.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.57 : 12,076.19 = 4,346.45 : x
  2. Step 2: Convert to fraction form
    8,048.57/12,076.19 = 4,346.45/x
  3. Step 3: Cross multiply
    8,048.57x = 12,076.19 × 4,346.45
  4. Step 4: Simplify right side
    8,048.57x = 52,488,556.03
  5. Step 5: Solve for x
    x = 52,488,556.03/8,048.57
  6. Step 6: Final answer
    x = 6,521.48

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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.