Home / 2,814.66-3,883.10-1,635.02

Finding the Fourth Proportional to 2,814.66, 3,883.10 and 1,635.02

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Solution

The fourth proportional to 2,814.66, 3,883.10 and 1,635.02 is: 2,255.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.66 : 3,883.10 = 1,635.02 : x
  2. Step 2: Convert to fraction form
    2,814.66/3,883.10 = 1,635.02/x
  3. Step 3: Cross multiply
    2,814.66x = 3,883.10 × 1,635.02
  4. Step 4: Simplify right side
    2,814.66x = 6,348,946.16
  5. Step 5: Solve for x
    x = 6,348,946.16/2,814.66
  6. Step 6: Final answer
    x = 2,255.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.