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Finding the Fourth Proportional to 8,160.07, 12,240.10 and 2,004.07

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Solution

The fourth proportional to 8,160.07, 12,240.10 and 2,004.07 is: 3,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.07 : 12,240.10 = 2,004.07 : x
  2. Step 2: Convert to fraction form
    8,160.07/12,240.10 = 2,004.07/x
  3. Step 3: Cross multiply
    8,160.07x = 12,240.10 × 2,004.07
  4. Step 4: Simplify right side
    8,160.07x = 24,529,956.01
  5. Step 5: Solve for x
    x = 24,529,956.01/8,160.07
  6. Step 6: Final answer
    x = 3,006.10

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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.