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Finding the Fourth Proportional to 3,865.35, 5,798.04 and 2,222.67

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Solution

The fourth proportional to 3,865.35, 5,798.04 and 2,222.67 is: 3,334.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.35 : 5,798.04 = 2,222.67 : x
  2. Step 2: Convert to fraction form
    3,865.35/5,798.04 = 2,222.67/x
  3. Step 3: Cross multiply
    3,865.35x = 5,798.04 × 2,222.67
  4. Step 4: Simplify right side
    3,865.35x = 12,887,129.57
  5. Step 5: Solve for x
    x = 12,887,129.57/3,865.35
  6. Step 6: Final answer
    x = 3,334.01

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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.