Home / 3,628.36-5,441.68-1,777.62

Finding the Fourth Proportional to 3,628.36, 5,441.68 and 1,777.62

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Solution

The fourth proportional to 3,628.36, 5,441.68 and 1,777.62 is: 2,666.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.36 : 5,441.68 = 1,777.62 : x
  2. Step 2: Convert to fraction form
    3,628.36/5,441.68 = 1,777.62/x
  3. Step 3: Cross multiply
    3,628.36x = 5,441.68 × 1,777.62
  4. Step 4: Simplify right side
    3,628.36x = 9,673,239.20
  5. Step 5: Solve for x
    x = 9,673,239.20/3,628.36
  6. Step 6: Final answer
    x = 2,666.01

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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.