Home / 7,466.28-11,199.42-2,272.20

Finding the Fourth Proportional to 7,466.28, 11,199.42 and 2,272.20

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Solution

The fourth proportional to 7,466.28, 11,199.42 and 2,272.20 is: 3,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,466.28 : 11,199.42 = 2,272.20 : x
  2. Step 2: Convert to fraction form
    7,466.28/11,199.42 = 2,272.20/x
  3. Step 3: Cross multiply
    7,466.28x = 11,199.42 × 2,272.20
  4. Step 4: Simplify right side
    7,466.28x = 25,447,322.12
  5. Step 5: Solve for x
    x = 25,447,322.12/7,466.28
  6. Step 6: Final answer
    x = 3,408.30

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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.