Home / 8,266.93-12,400.40-2,423.55

Finding the Fourth Proportional to 8,266.93, 12,400.40 and 2,423.55

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Solution

The fourth proportional to 8,266.93, 12,400.40 and 2,423.55 is: 3,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.93 : 12,400.40 = 2,423.55 : x
  2. Step 2: Convert to fraction form
    8,266.93/12,400.40 = 2,423.55/x
  3. Step 3: Cross multiply
    8,266.93x = 12,400.40 × 2,423.55
  4. Step 4: Simplify right side
    8,266.93x = 30,052,989.42
  5. Step 5: Solve for x
    x = 30,052,989.42/8,266.93
  6. Step 6: Final answer
    x = 3,635.33

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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.