Home / 3,749.82-5,619.60-1,746.18

Finding the Fourth Proportional to 3,749.82, 5,619.60 and 1,746.18

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Solution

The fourth proportional to 3,749.82, 5,619.60 and 1,746.18 is: 2,616.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.82 : 5,619.60 = 1,746.18 : x
  2. Step 2: Convert to fraction form
    3,749.82/5,619.60 = 1,746.18/x
  3. Step 3: Cross multiply
    3,749.82x = 5,619.60 × 1,746.18
  4. Step 4: Simplify right side
    3,749.82x = 9,812,833.13
  5. Step 5: Solve for x
    x = 9,812,833.13/3,749.82
  6. Step 6: Final answer
    x = 2,616.88

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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.