Home / 9,023.28-12,450.36-5,246.88

Finding the Fourth Proportional to 9,023.28, 12,450.36 and 5,246.88

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Solution

The fourth proportional to 9,023.28, 12,450.36 and 5,246.88 is: 7,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,023.28 : 12,450.36 = 5,246.88 : x
  2. Step 2: Convert to fraction form
    9,023.28/12,450.36 = 5,246.88/x
  3. Step 3: Cross multiply
    9,023.28x = 12,450.36 × 5,246.88
  4. Step 4: Simplify right side
    9,023.28x = 65,325,544.88
  5. Step 5: Solve for x
    x = 65,325,544.88/9,023.28
  6. Step 6: Final answer
    x = 7,239.67

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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.