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Finding the Fourth Proportional to 8,847.88, 13,274.54 and 4,955.04

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Solution

The fourth proportional to 8,847.88, 13,274.54 and 4,955.04 is: 7,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.88 : 13,274.54 = 4,955.04 : x
  2. Step 2: Convert to fraction form
    8,847.88/13,274.54 = 4,955.04/x
  3. Step 3: Cross multiply
    8,847.88x = 13,274.54 × 4,955.04
  4. Step 4: Simplify right side
    8,847.88x = 65,775,876.68
  5. Step 5: Solve for x
    x = 65,775,876.68/8,847.88
  6. Step 6: Final answer
    x = 7,434.08

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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.