Home / 2,246.06-3,099.64-1,301.78

Finding the Fourth Proportional to 2,246.06, 3,099.64 and 1,301.78

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Solution

The fourth proportional to 2,246.06, 3,099.64 and 1,301.78 is: 1,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.06 : 3,099.64 = 1,301.78 : x
  2. Step 2: Convert to fraction form
    2,246.06/3,099.64 = 1,301.78/x
  3. Step 3: Cross multiply
    2,246.06x = 3,099.64 × 1,301.78
  4. Step 4: Simplify right side
    2,246.06x = 4,035,049.36
  5. Step 5: Solve for x
    x = 4,035,049.36/2,246.06
  6. Step 6: Final answer
    x = 1,796.50

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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.