Home / 3,657.51-5,485.35-1,193.04

Finding the Fourth Proportional to 3,657.51, 5,485.35 and 1,193.04

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Solution

The fourth proportional to 3,657.51, 5,485.35 and 1,193.04 is: 1,789.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.51 : 5,485.35 = 1,193.04 : x
  2. Step 2: Convert to fraction form
    3,657.51/5,485.35 = 1,193.04/x
  3. Step 3: Cross multiply
    3,657.51x = 5,485.35 × 1,193.04
  4. Step 4: Simplify right side
    3,657.51x = 6,544,241.96
  5. Step 5: Solve for x
    x = 6,544,241.96/3,657.51
  6. Step 6: Final answer
    x = 1,789.26

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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.