Home / 4,816.51-7,218.85-2,738.25

Finding the Fourth Proportional to 4,816.51, 7,218.85 and 2,738.25

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Solution

The fourth proportional to 4,816.51, 7,218.85 and 2,738.25 is: 4,104.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.51 : 7,218.85 = 2,738.25 : x
  2. Step 2: Convert to fraction form
    4,816.51/7,218.85 = 2,738.25/x
  3. Step 3: Cross multiply
    4,816.51x = 7,218.85 × 2,738.25
  4. Step 4: Simplify right side
    4,816.51x = 19,767,016.01
  5. Step 5: Solve for x
    x = 19,767,016.01/4,816.51
  6. Step 6: Final answer
    x = 4,104.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.