Home / 2,247.21-3,100.19-1,461.33

Finding the Fourth Proportional to 2,247.21, 3,100.19 and 1,461.33

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Solution

The fourth proportional to 2,247.21, 3,100.19 and 1,461.33 is: 2,016.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.21 : 3,100.19 = 1,461.33 : x
  2. Step 2: Convert to fraction form
    2,247.21/3,100.19 = 1,461.33/x
  3. Step 3: Cross multiply
    2,247.21x = 3,100.19 × 1,461.33
  4. Step 4: Simplify right side
    2,247.21x = 4,530,393.35
  5. Step 5: Solve for x
    x = 4,530,393.35/2,247.21
  6. Step 6: Final answer
    x = 2,016.01

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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.