Home / 11,308.55-16,962.96-4,286.67

Finding the Fourth Proportional to 11,308.55, 16,962.96 and 4,286.67

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Solution

The fourth proportional to 11,308.55, 16,962.96 and 4,286.67 is: 6,430.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.55 : 16,962.96 = 4,286.67 : x
  2. Step 2: Convert to fraction form
    11,308.55/16,962.96 = 4,286.67/x
  3. Step 3: Cross multiply
    11,308.55x = 16,962.96 × 4,286.67
  4. Step 4: Simplify right side
    11,308.55x = 72,714,611.74
  5. Step 5: Solve for x
    x = 72,714,611.74/11,308.55
  6. Step 6: Final answer
    x = 6,430.06

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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.