Home / 5,504.34-8,245.53-3,419.40

Finding the Fourth Proportional to 5,504.34, 8,245.53 and 3,419.40

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Solution

The fourth proportional to 5,504.34, 8,245.53 and 3,419.40 is: 5,122.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504.34 : 8,245.53 = 3,419.40 : x
  2. Step 2: Convert to fraction form
    5,504.34/8,245.53 = 3,419.40/x
  3. Step 3: Cross multiply
    5,504.34x = 8,245.53 × 3,419.40
  4. Step 4: Simplify right side
    5,504.34x = 28,194,765.28
  5. Step 5: Solve for x
    x = 28,194,765.28/5,504.34
  6. Step 6: Final answer
    x = 5,122.28

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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.