Home / 4,102.36-5,661.26-2,239.32

Finding the Fourth Proportional to 4,102.36, 5,661.26 and 2,239.32

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Solution

The fourth proportional to 4,102.36, 5,661.26 and 2,239.32 is: 3,090.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.36 : 5,661.26 = 2,239.32 : x
  2. Step 2: Convert to fraction form
    4,102.36/5,661.26 = 2,239.32/x
  3. Step 3: Cross multiply
    4,102.36x = 5,661.26 × 2,239.32
  4. Step 4: Simplify right side
    4,102.36x = 12,677,372.74
  5. Step 5: Solve for x
    x = 12,677,372.74/4,102.36
  6. Step 6: Final answer
    x = 3,090.26

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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.