Home / 5,918.08-8,167.22-3,401.01

Finding the Fourth Proportional to 5,918.08, 8,167.22 and 3,401.01

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Solution

The fourth proportional to 5,918.08, 8,167.22 and 3,401.01 is: 4,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.08 : 8,167.22 = 3,401.01 : x
  2. Step 2: Convert to fraction form
    5,918.08/8,167.22 = 3,401.01/x
  3. Step 3: Cross multiply
    5,918.08x = 8,167.22 × 3,401.01
  4. Step 4: Simplify right side
    5,918.08x = 27,776,739.05
  5. Step 5: Solve for x
    x = 27,776,739.05/5,918.08
  6. Step 6: Final answer
    x = 4,693.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.