Home / 8,233.32-12,347.26-2,390.12

Finding the Fourth Proportional to 8,233.32, 12,347.26 and 2,390.12

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Solution

The fourth proportional to 8,233.32, 12,347.26 and 2,390.12 is: 3,584.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233.32 : 12,347.26 = 2,390.12 : x
  2. Step 2: Convert to fraction form
    8,233.32/12,347.26 = 2,390.12/x
  3. Step 3: Cross multiply
    8,233.32x = 12,347.26 × 2,390.12
  4. Step 4: Simplify right side
    8,233.32x = 29,511,433.07
  5. Step 5: Solve for x
    x = 29,511,433.07/8,233.32
  6. Step 6: Final answer
    x = 3,584.39

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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.