Home / 8,234.15-12,352.10-3,303.20

Finding the Fourth Proportional to 8,234.15, 12,352.10 and 3,303.20

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Solution

The fourth proportional to 8,234.15, 12,352.10 and 3,303.20 is: 4,955.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.15 : 12,352.10 = 3,303.20 : x
  2. Step 2: Convert to fraction form
    8,234.15/12,352.10 = 3,303.20/x
  3. Step 3: Cross multiply
    8,234.15x = 12,352.10 × 3,303.20
  4. Step 4: Simplify right side
    8,234.15x = 40,801,378.44
  5. Step 5: Solve for x
    x = 40,801,378.44/8,234.15
  6. Step 6: Final answer
    x = 4,955.14

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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.