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Finding the Fourth Proportional to 8,936.11, 13,411.54 and 4,495.03

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Solution

The fourth proportional to 8,936.11, 13,411.54 and 4,495.03 is: 6,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.11 : 13,411.54 = 4,495.03 : x
  2. Step 2: Convert to fraction form
    8,936.11/13,411.54 = 4,495.03/x
  3. Step 3: Cross multiply
    8,936.11x = 13,411.54 × 4,495.03
  4. Step 4: Simplify right side
    8,936.11x = 60,285,296.89
  5. Step 5: Solve for x
    x = 60,285,296.89/8,936.11
  6. Step 6: Final answer
    x = 6,746.26

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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.