Home / 5,440.77-8,163.38-2,152.98

Finding the Fourth Proportional to 5,440.77, 8,163.38 and 2,152.98

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Solution

The fourth proportional to 5,440.77, 8,163.38 and 2,152.98 is: 3,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.77 : 8,163.38 = 2,152.98 : x
  2. Step 2: Convert to fraction form
    5,440.77/8,163.38 = 2,152.98/x
  3. Step 3: Cross multiply
    5,440.77x = 8,163.38 × 2,152.98
  4. Step 4: Simplify right side
    5,440.77x = 17,575,599.25
  5. Step 5: Solve for x
    x = 17,575,599.25/5,440.77
  6. Step 6: Final answer
    x = 3,230.35

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1.5x scale

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.