Home / 5,372.22-8,050.77-4,271.70

Finding the Fourth Proportional to 5,372.22, 8,050.77 and 4,271.70

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Solution

The fourth proportional to 5,372.22, 8,050.77 and 4,271.70 is: 6,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.22 : 8,050.77 = 4,271.70 : x
  2. Step 2: Convert to fraction form
    5,372.22/8,050.77 = 4,271.70/x
  3. Step 3: Cross multiply
    5,372.22x = 8,050.77 × 4,271.70
  4. Step 4: Simplify right side
    5,372.22x = 34,390,474.21
  5. Step 5: Solve for x
    x = 34,390,474.21/5,372.22
  6. Step 6: Final answer
    x = 6,401.54

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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.