Home / 5,370.18-8,055-1,474.59

Finding the Fourth Proportional to 5,370.18, 8,055 and 1,474.59

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Solution

The fourth proportional to 5,370.18, 8,055 and 1,474.59 is: 2,211.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.18 : 8,055 = 1,474.59 : x
  2. Step 2: Convert to fraction form
    5,370.18/8,055 = 1,474.59/x
  3. Step 3: Cross multiply
    5,370.18x = 8,055 × 1,474.59
  4. Step 4: Simplify right side
    5,370.18x = 11,877,822.45
  5. Step 5: Solve for x
    x = 11,877,822.45/5,370.18
  6. Step 6: Final answer
    x = 2,211.81

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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.