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Finding the Fourth Proportional to 10,993.98, 16,492.70 and 3,596.70

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Solution

The fourth proportional to 10,993.98, 16,492.70 and 3,596.70 is: 5,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.98 : 16,492.70 = 3,596.70 : x
  2. Step 2: Convert to fraction form
    10,993.98/16,492.70 = 3,596.70/x
  3. Step 3: Cross multiply
    10,993.98x = 16,492.70 × 3,596.70
  4. Step 4: Simplify right side
    10,993.98x = 59,319,294.09
  5. Step 5: Solve for x
    x = 59,319,294.09/10,993.98
  6. Step 6: Final answer
    x = 5,395.62

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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.