Home / 3,008.19-4,149.63-1,749.11

Finding the Fourth Proportional to 3,008.19, 4,149.63 and 1,749.11

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Solution

The fourth proportional to 3,008.19, 4,149.63 and 1,749.11 is: 2,412.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.19 : 4,149.63 = 1,749.11 : x
  2. Step 2: Convert to fraction form
    3,008.19/4,149.63 = 1,749.11/x
  3. Step 3: Cross multiply
    3,008.19x = 4,149.63 × 1,749.11
  4. Step 4: Simplify right side
    3,008.19x = 7,258,150.67
  5. Step 5: Solve for x
    x = 7,258,150.67/3,008.19
  6. Step 6: Final answer
    x = 2,412.80

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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.