Home / 3,700.49-5,554.41-1,621.94

Finding the Fourth Proportional to 3,700.49, 5,554.41 and 1,621.94

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Solution

The fourth proportional to 3,700.49, 5,554.41 and 1,621.94 is: 2,434.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.49 : 5,554.41 = 1,621.94 : x
  2. Step 2: Convert to fraction form
    3,700.49/5,554.41 = 1,621.94/x
  3. Step 3: Cross multiply
    3,700.49x = 5,554.41 × 1,621.94
  4. Step 4: Simplify right side
    3,700.49x = 9,008,919.76
  5. Step 5: Solve for x
    x = 9,008,919.76/3,700.49
  6. Step 6: Final answer
    x = 2,434.52

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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.