Home / 8,268.89-12,399.08-2,424.74

Finding the Fourth Proportional to 8,268.89, 12,399.08 and 2,424.74

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Solution

The fourth proportional to 8,268.89, 12,399.08 and 2,424.74 is: 3,635.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.89 : 12,399.08 = 2,424.74 : x
  2. Step 2: Convert to fraction form
    8,268.89/12,399.08 = 2,424.74/x
  3. Step 3: Cross multiply
    8,268.89x = 12,399.08 × 2,424.74
  4. Step 4: Simplify right side
    8,268.89x = 30,064,508.18
  5. Step 5: Solve for x
    x = 30,064,508.18/8,268.89
  6. Step 6: Final answer
    x = 3,635.86

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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.