Home / 3,651.23-5,477.36-1,185.26

Finding the Fourth Proportional to 3,651.23, 5,477.36 and 1,185.26

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Solution

The fourth proportional to 3,651.23, 5,477.36 and 1,185.26 is: 1,778.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.23 : 5,477.36 = 1,185.26 : x
  2. Step 2: Convert to fraction form
    3,651.23/5,477.36 = 1,185.26/x
  3. Step 3: Cross multiply
    3,651.23x = 5,477.36 × 1,185.26
  4. Step 4: Simplify right side
    3,651.23x = 6,492,062.40
  5. Step 5: Solve for x
    x = 6,492,062.40/3,651.23
  6. Step 6: Final answer
    x = 1,778.05

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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.