Home / 9,085.59-13,627.37-3,161.45

Finding the Fourth Proportional to 9,085.59, 13,627.37 and 3,161.45

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Solution

The fourth proportional to 9,085.59, 13,627.37 and 3,161.45 is: 4,741.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.59 : 13,627.37 = 3,161.45 : x
  2. Step 2: Convert to fraction form
    9,085.59/13,627.37 = 3,161.45/x
  3. Step 3: Cross multiply
    9,085.59x = 13,627.37 × 3,161.45
  4. Step 4: Simplify right side
    9,085.59x = 43,082,164.94
  5. Step 5: Solve for x
    x = 43,082,164.94/9,085.59
  6. Step 6: Final answer
    x = 4,741.81

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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.