Home / 3,701.99-5,554.71-1,621.72

Finding the Fourth Proportional to 3,701.99, 5,554.71 and 1,621.72

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Solution

The fourth proportional to 3,701.99, 5,554.71 and 1,621.72 is: 2,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.99 : 5,554.71 = 1,621.72 : x
  2. Step 2: Convert to fraction form
    3,701.99/5,554.71 = 1,621.72/x
  3. Step 3: Cross multiply
    3,701.99x = 5,554.71 × 1,621.72
  4. Step 4: Simplify right side
    3,701.99x = 9,008,198.09
  5. Step 5: Solve for x
    x = 9,008,198.09/3,701.99
  6. Step 6: Final answer
    x = 2,433.34

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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.