Home / 8,909.14-13,365.46-2,668.67

Finding the Fourth Proportional to 8,909.14, 13,365.46 and 2,668.67

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Solution

The fourth proportional to 8,909.14, 13,365.46 and 2,668.67 is: 4,003.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.14 : 13,365.46 = 2,668.67 : x
  2. Step 2: Convert to fraction form
    8,909.14/13,365.46 = 2,668.67/x
  3. Step 3: Cross multiply
    8,909.14x = 13,365.46 × 2,668.67
  4. Step 4: Simplify right side
    8,909.14x = 35,668,011.35
  5. Step 5: Solve for x
    x = 35,668,011.35/8,909.14
  6. Step 6: Final answer
    x = 4,003.53

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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.