Home / 8,841.21-13,253.88-3,290.67

Finding the Fourth Proportional to 8,841.21, 13,253.88 and 3,290.67

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Solution

The fourth proportional to 8,841.21, 13,253.88 and 3,290.67 is: 4,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.21 : 13,253.88 = 3,290.67 : x
  2. Step 2: Convert to fraction form
    8,841.21/13,253.88 = 3,290.67/x
  3. Step 3: Cross multiply
    8,841.21x = 13,253.88 × 3,290.67
  4. Step 4: Simplify right side
    8,841.21x = 43,614,145.30
  5. Step 5: Solve for x
    x = 43,614,145.30/8,841.21
  6. Step 6: Final answer
    x = 4,933.05

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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.