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Finding the Fourth Proportional to 8,023.99, 12,031.36 and 3,092.99

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Solution

The fourth proportional to 8,023.99, 12,031.36 and 3,092.99 is: 4,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,023.99 : 12,031.36 = 3,092.99 : x
  2. Step 2: Convert to fraction form
    8,023.99/12,031.36 = 3,092.99/x
  3. Step 3: Cross multiply
    8,023.99x = 12,031.36 × 3,092.99
  4. Step 4: Simplify right side
    8,023.99x = 37,212,876.17
  5. Step 5: Solve for x
    x = 37,212,876.17/8,023.99
  6. Step 6: Final answer
    x = 4,637.70

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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.