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Finding the Fourth Proportional to 11,492.73, 17,271.39 and 6,813.41

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Solution

The fourth proportional to 11,492.73, 17,271.39 and 6,813.41 is: 10,239.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,492.73 : 17,271.39 = 6,813.41 : x
  2. Step 2: Convert to fraction form
    11,492.73/17,271.39 = 6,813.41/x
  3. Step 3: Cross multiply
    11,492.73x = 17,271.39 × 6,813.41
  4. Step 4: Simplify right side
    11,492.73x = 117,677,061.34
  5. Step 5: Solve for x
    x = 117,677,061.34/11,492.73
  6. Step 6: Final answer
    x = 10,239.26

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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.