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Finding the Fourth Proportional to 3,466.89, 4,785.89 and 2,209.67

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Solution

The fourth proportional to 3,466.89, 4,785.89 and 2,209.67 is: 3,050.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.89 : 4,785.89 = 2,209.67 : x
  2. Step 2: Convert to fraction form
    3,466.89/4,785.89 = 2,209.67/x
  3. Step 3: Cross multiply
    3,466.89x = 4,785.89 × 2,209.67
  4. Step 4: Simplify right side
    3,466.89x = 10,575,237.56
  5. Step 5: Solve for x
    x = 10,575,237.56/3,466.89
  6. Step 6: Final answer
    x = 3,050.35

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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.