Home / 5,351.06-8,026.70-1,455.57

Finding the Fourth Proportional to 5,351.06, 8,026.70 and 1,455.57

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Solution

The fourth proportional to 5,351.06, 8,026.70 and 1,455.57 is: 2,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.06 : 8,026.70 = 1,455.57 : x
  2. Step 2: Convert to fraction form
    5,351.06/8,026.70 = 1,455.57/x
  3. Step 3: Cross multiply
    5,351.06x = 8,026.70 × 1,455.57
  4. Step 4: Simplify right side
    5,351.06x = 11,683,416.44
  5. Step 5: Solve for x
    x = 11,683,416.44/5,351.06
  6. Step 6: Final answer
    x = 2,183.38

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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.