Home / 10,733.40-16,100.10-2,942.20

Finding the Fourth Proportional to 10,733.40, 16,100.10 and 2,942.20

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Solution

The fourth proportional to 10,733.40, 16,100.10 and 2,942.20 is: 4,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,733.40 : 16,100.10 = 2,942.20 : x
  2. Step 2: Convert to fraction form
    10,733.40/16,100.10 = 2,942.20/x
  3. Step 3: Cross multiply
    10,733.40x = 16,100.10 × 2,942.20
  4. Step 4: Simplify right side
    10,733.40x = 47,369,714.22
  5. Step 5: Solve for x
    x = 47,369,714.22/10,733.40
  6. Step 6: Final answer
    x = 4,413.30

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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.