Home / 5,213.16-7,193.69-3,197.67

Finding the Fourth Proportional to 5,213.16, 7,193.69 and 3,197.67

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Solution

The fourth proportional to 5,213.16, 7,193.69 and 3,197.67 is: 4,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.16 : 7,193.69 = 3,197.67 : x
  2. Step 2: Convert to fraction form
    5,213.16/7,193.69 = 3,197.67/x
  3. Step 3: Cross multiply
    5,213.16x = 7,193.69 × 3,197.67
  4. Step 4: Simplify right side
    5,213.16x = 23,003,046.70
  5. Step 5: Solve for x
    x = 23,003,046.70/5,213.16
  6. Step 6: Final answer
    x = 4,412.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.