Home / 3,555.10-5,333.06-1,474.84

Finding the Fourth Proportional to 3,555.10, 5,333.06 and 1,474.84

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Solution

The fourth proportional to 3,555.10, 5,333.06 and 1,474.84 is: 2,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.10 : 5,333.06 = 1,474.84 : x
  2. Step 2: Convert to fraction form
    3,555.10/5,333.06 = 1,474.84/x
  3. Step 3: Cross multiply
    3,555.10x = 5,333.06 × 1,474.84
  4. Step 4: Simplify right side
    3,555.10x = 7,865,420.56
  5. Step 5: Solve for x
    x = 7,865,420.56/3,555.10
  6. Step 6: Final answer
    x = 2,212.43

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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.