Home / 5,401.81-8,104.08-2,282.60

Finding the Fourth Proportional to 5,401.81, 8,104.08 and 2,282.60

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Solution

The fourth proportional to 5,401.81, 8,104.08 and 2,282.60 is: 3,424.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.81 : 8,104.08 = 2,282.60 : x
  2. Step 2: Convert to fraction form
    5,401.81/8,104.08 = 2,282.60/x
  3. Step 3: Cross multiply
    5,401.81x = 8,104.08 × 2,282.60
  4. Step 4: Simplify right side
    5,401.81x = 18,498,373.01
  5. Step 5: Solve for x
    x = 18,498,373.01/5,401.81
  6. Step 6: Final answer
    x = 3,424.48

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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.