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Finding the Fourth Proportional to 8,797.01, 13,186.40 and 2,951.64

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Solution

The fourth proportional to 8,797.01, 13,186.40 and 2,951.64 is: 4,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797.01 : 13,186.40 = 2,951.64 : x
  2. Step 2: Convert to fraction form
    8,797.01/13,186.40 = 2,951.64/x
  3. Step 3: Cross multiply
    8,797.01x = 13,186.40 × 2,951.64
  4. Step 4: Simplify right side
    8,797.01x = 38,921,490.94
  5. Step 5: Solve for x
    x = 38,921,490.94/8,797.01
  6. Step 6: Final answer
    x = 4,424.40

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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.