Home / 5,458.21-8,189.02-2,297.31

Finding the Fourth Proportional to 5,458.21, 8,189.02 and 2,297.31

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Solution

The fourth proportional to 5,458.21, 8,189.02 and 2,297.31 is: 3,446.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.21 : 8,189.02 = 2,297.31 : x
  2. Step 2: Convert to fraction form
    5,458.21/8,189.02 = 2,297.31/x
  3. Step 3: Cross multiply
    5,458.21x = 8,189.02 × 2,297.31
  4. Step 4: Simplify right side
    5,458.21x = 18,812,717.54
  5. Step 5: Solve for x
    x = 18,812,717.54/5,458.21
  6. Step 6: Final answer
    x = 3,446.68

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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.