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Finding the Fourth Proportional to 12,077.08, 16,664.06 and 7,296.06

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Solution

The fourth proportional to 12,077.08, 16,664.06 and 7,296.06 is: 10,067.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077.08 : 16,664.06 = 7,296.06 : x
  2. Step 2: Convert to fraction form
    12,077.08/16,664.06 = 7,296.06/x
  3. Step 3: Cross multiply
    12,077.08x = 16,664.06 × 7,296.06
  4. Step 4: Simplify right side
    12,077.08x = 121,581,981.60
  5. Step 5: Solve for x
    x = 121,581,981.60/12,077.08
  6. Step 6: Final answer
    x = 10,067.17

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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.