Home / 3,574-4,933.67-2,690.02

Finding the Fourth Proportional to 3,574, 4,933.67 and 2,690.02

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Solution

The fourth proportional to 3,574, 4,933.67 and 2,690.02 is: 3,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574 : 4,933.67 = 2,690.02 : x
  2. Step 2: Convert to fraction form
    3,574/4,933.67 = 2,690.02/x
  3. Step 3: Cross multiply
    3,574x = 4,933.67 × 2,690.02
  4. Step 4: Simplify right side
    3,574x = 13,271,670.97
  5. Step 5: Solve for x
    x = 13,271,670.97/3,574
  6. Step 6: Final answer
    x = 3,713.39

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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.