Home / 4,518.32-6,771.33-4,385.34

Finding the Fourth Proportional to 4,518.32, 6,771.33 and 4,385.34

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Solution

The fourth proportional to 4,518.32, 6,771.33 and 4,385.34 is: 6,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.32 : 6,771.33 = 4,385.34 : x
  2. Step 2: Convert to fraction form
    4,518.32/6,771.33 = 4,385.34/x
  3. Step 3: Cross multiply
    4,518.32x = 6,771.33 × 4,385.34
  4. Step 4: Simplify right side
    4,518.32x = 29,694,584.30
  5. Step 5: Solve for x
    x = 29,694,584.30/4,518.32
  6. Step 6: Final answer
    x = 6,572.05

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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.