Home / 3,656.69-5,483.42-1,157.25

Finding the Fourth Proportional to 3,656.69, 5,483.42 and 1,157.25

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Solution

The fourth proportional to 3,656.69, 5,483.42 and 1,157.25 is: 1,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.69 : 5,483.42 = 1,157.25 : x
  2. Step 2: Convert to fraction form
    3,656.69/5,483.42 = 1,157.25/x
  3. Step 3: Cross multiply
    3,656.69x = 5,483.42 × 1,157.25
  4. Step 4: Simplify right side
    3,656.69x = 6,345,687.80
  5. Step 5: Solve for x
    x = 6,345,687.80/3,656.69
  6. Step 6: Final answer
    x = 1,735.36

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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.