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Finding the Fourth Proportional to 8,992.45, 12,406.39 and 6,010.17

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Solution

The fourth proportional to 8,992.45, 12,406.39 and 6,010.17 is: 8,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992.45 : 12,406.39 = 6,010.17 : x
  2. Step 2: Convert to fraction form
    8,992.45/12,406.39 = 6,010.17/x
  3. Step 3: Cross multiply
    8,992.45x = 12,406.39 × 6,010.17
  4. Step 4: Simplify right side
    8,992.45x = 74,564,512.99
  5. Step 5: Solve for x
    x = 74,564,512.99/8,992.45
  6. Step 6: Final answer
    x = 8,291.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.