Home / 2,733.13-4,099.76-1,090.45

Finding the Fourth Proportional to 2,733.13, 4,099.76 and 1,090.45

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Solution

The fourth proportional to 2,733.13, 4,099.76 and 1,090.45 is: 1,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.13 : 4,099.76 = 1,090.45 : x
  2. Step 2: Convert to fraction form
    2,733.13/4,099.76 = 1,090.45/x
  3. Step 3: Cross multiply
    2,733.13x = 4,099.76 × 1,090.45
  4. Step 4: Simplify right side
    2,733.13x = 4,470,583.29
  5. Step 5: Solve for x
    x = 4,470,583.29/2,733.13
  6. Step 6: Final answer
    x = 1,635.70

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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.