Home / 3,758.79-5,636.69-1,161.03

Finding the Fourth Proportional to 3,758.79, 5,636.69 and 1,161.03

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Solution

The fourth proportional to 3,758.79, 5,636.69 and 1,161.03 is: 1,741.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.79 : 5,636.69 = 1,161.03 : x
  2. Step 2: Convert to fraction form
    3,758.79/5,636.69 = 1,161.03/x
  3. Step 3: Cross multiply
    3,758.79x = 5,636.69 × 1,161.03
  4. Step 4: Simplify right side
    3,758.79x = 6,544,360.39
  5. Step 5: Solve for x
    x = 6,544,360.39/3,758.79
  6. Step 6: Final answer
    x = 1,741.08

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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.