Home / 7,361.60-11,042.33-1,814.99

Finding the Fourth Proportional to 7,361.60, 11,042.33 and 1,814.99

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Solution

The fourth proportional to 7,361.60, 11,042.33 and 1,814.99 is: 2,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.60 : 11,042.33 = 1,814.99 : x
  2. Step 2: Convert to fraction form
    7,361.60/11,042.33 = 1,814.99/x
  3. Step 3: Cross multiply
    7,361.60x = 11,042.33 × 1,814.99
  4. Step 4: Simplify right side
    7,361.60x = 20,041,654.24
  5. Step 5: Solve for x
    x = 20,041,654.24/7,361.60
  6. Step 6: Final answer
    x = 2,722.46

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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.