Home / 8,231.93-12,347.61-3,300.24

Finding the Fourth Proportional to 8,231.93, 12,347.61 and 3,300.24

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Solution

The fourth proportional to 8,231.93, 12,347.61 and 3,300.24 is: 4,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.93 : 12,347.61 = 3,300.24 : x
  2. Step 2: Convert to fraction form
    8,231.93/12,347.61 = 3,300.24/x
  3. Step 3: Cross multiply
    8,231.93x = 12,347.61 × 3,300.24
  4. Step 4: Simplify right side
    8,231.93x = 40,750,076.43
  5. Step 5: Solve for x
    x = 40,750,076.43/8,231.93
  6. Step 6: Final answer
    x = 4,950.25

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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.