Home / 4,958.51-6,842.73-2,720.42

Finding the Fourth Proportional to 4,958.51, 6,842.73 and 2,720.42

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Solution

The fourth proportional to 4,958.51, 6,842.73 and 2,720.42 is: 3,754.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.51 : 6,842.73 = 2,720.42 : x
  2. Step 2: Convert to fraction form
    4,958.51/6,842.73 = 2,720.42/x
  3. Step 3: Cross multiply
    4,958.51x = 6,842.73 × 2,720.42
  4. Step 4: Simplify right side
    4,958.51x = 18,615,065.33
  5. Step 5: Solve for x
    x = 18,615,065.33/4,958.51
  6. Step 6: Final answer
    x = 3,754.17

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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.