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Finding the Fourth Proportional to 8,894.66, 13,342.75 and 2,654.27

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Solution

The fourth proportional to 8,894.66, 13,342.75 and 2,654.27 is: 3,981.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.66 : 13,342.75 = 2,654.27 : x
  2. Step 2: Convert to fraction form
    8,894.66/13,342.75 = 2,654.27/x
  3. Step 3: Cross multiply
    8,894.66x = 13,342.75 × 2,654.27
  4. Step 4: Simplify right side
    8,894.66x = 35,415,261.04
  5. Step 5: Solve for x
    x = 35,415,261.04/8,894.66
  6. Step 6: Final answer
    x = 3,981.63

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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.