Home / 9,116.37-13,674.60-3,918.60

Finding the Fourth Proportional to 9,116.37, 13,674.60 and 3,918.60

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Solution

The fourth proportional to 9,116.37, 13,674.60 and 3,918.60 is: 5,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.37 : 13,674.60 = 3,918.60 : x
  2. Step 2: Convert to fraction form
    9,116.37/13,674.60 = 3,918.60/x
  3. Step 3: Cross multiply
    9,116.37x = 13,674.60 × 3,918.60
  4. Step 4: Simplify right side
    9,116.37x = 53,585,287.56
  5. Step 5: Solve for x
    x = 53,585,287.56/9,116.37
  6. Step 6: Final answer
    x = 5,877.92

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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.