Home / 3,802.51-5,249.94-3,403.48

Finding the Fourth Proportional to 3,802.51, 5,249.94 and 3,403.48

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Solution

The fourth proportional to 3,802.51, 5,249.94 and 3,403.48 is: 4,699.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.51 : 5,249.94 = 3,403.48 : x
  2. Step 2: Convert to fraction form
    3,802.51/5,249.94 = 3,403.48/x
  3. Step 3: Cross multiply
    3,802.51x = 5,249.94 × 3,403.48
  4. Step 4: Simplify right side
    3,802.51x = 17,868,065.79
  5. Step 5: Solve for x
    x = 17,868,065.79/3,802.51
  6. Step 6: Final answer
    x = 4,699.02

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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.