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Finding the Fourth Proportional to 8,160.01, 12,240.96 and 2,967.10

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Solution

The fourth proportional to 8,160.01, 12,240.96 and 2,967.10 is: 4,450.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.01 : 12,240.96 = 2,967.10 : x
  2. Step 2: Convert to fraction form
    8,160.01/12,240.96 = 2,967.10/x
  3. Step 3: Cross multiply
    8,160.01x = 12,240.96 × 2,967.10
  4. Step 4: Simplify right side
    8,160.01x = 36,320,152.42
  5. Step 5: Solve for x
    x = 36,320,152.42/8,160.01
  6. Step 6: Final answer
    x = 4,450.99

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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.