Home / 4,090.48-5,645.42-2,412.36

Finding the Fourth Proportional to 4,090.48, 5,645.42 and 2,412.36

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Solution

The fourth proportional to 4,090.48, 5,645.42 and 2,412.36 is: 3,329.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.48 : 5,645.42 = 2,412.36 : x
  2. Step 2: Convert to fraction form
    4,090.48/5,645.42 = 2,412.36/x
  3. Step 3: Cross multiply
    4,090.48x = 5,645.42 × 2,412.36
  4. Step 4: Simplify right side
    4,090.48x = 13,618,785.39
  5. Step 5: Solve for x
    x = 13,618,785.39/4,090.48
  6. Step 6: Final answer
    x = 3,329.39

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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.