Home / 6,118.09-9,176.35-1,957.75

Finding the Fourth Proportional to 6,118.09, 9,176.35 and 1,957.75

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Solution

The fourth proportional to 6,118.09, 9,176.35 and 1,957.75 is: 2,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.09 : 9,176.35 = 1,957.75 : x
  2. Step 2: Convert to fraction form
    6,118.09/9,176.35 = 1,957.75/x
  3. Step 3: Cross multiply
    6,118.09x = 9,176.35 × 1,957.75
  4. Step 4: Simplify right side
    6,118.09x = 17,964,999.21
  5. Step 5: Solve for x
    x = 17,964,999.21/6,118.09
  6. Step 6: Final answer
    x = 2,936.37

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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.