Home / 4,499.48-6,749.24-2,189

Finding the Fourth Proportional to 4,499.48, 6,749.24 and 2,189

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Solution

The fourth proportional to 4,499.48, 6,749.24 and 2,189 is: 3,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.48 : 6,749.24 = 2,189 : x
  2. Step 2: Convert to fraction form
    4,499.48/6,749.24 = 2,189/x
  3. Step 3: Cross multiply
    4,499.48x = 6,749.24 × 2,189
  4. Step 4: Simplify right side
    4,499.48x = 14,774,086.36
  5. Step 5: Solve for x
    x = 14,774,086.36/4,499.48
  6. Step 6: Final answer
    x = 3,283.51

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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.