Home / 3,690.68-5,093.54-2,274.07

Finding the Fourth Proportional to 3,690.68, 5,093.54 and 2,274.07

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Solution

The fourth proportional to 3,690.68, 5,093.54 and 2,274.07 is: 3,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.68 : 5,093.54 = 2,274.07 : x
  2. Step 2: Convert to fraction form
    3,690.68/5,093.54 = 2,274.07/x
  3. Step 3: Cross multiply
    3,690.68x = 5,093.54 × 2,274.07
  4. Step 4: Simplify right side
    3,690.68x = 11,583,075.04
  5. Step 5: Solve for x
    x = 11,583,075.04/3,690.68
  6. Step 6: Final answer
    x = 3,138.46

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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.