Home / 8,271.42-11,414.50-4,494.55

Finding the Fourth Proportional to 8,271.42, 11,414.50 and 4,494.55

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Solution

The fourth proportional to 8,271.42, 11,414.50 and 4,494.55 is: 6,202.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271.42 : 11,414.50 = 4,494.55 : x
  2. Step 2: Convert to fraction form
    8,271.42/11,414.50 = 4,494.55/x
  3. Step 3: Cross multiply
    8,271.42x = 11,414.50 × 4,494.55
  4. Step 4: Simplify right side
    8,271.42x = 51,303,040.98
  5. Step 5: Solve for x
    x = 51,303,040.98/8,271.42
  6. Step 6: Final answer
    x = 6,202.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.