Home / 6,453.23-9,679.91-2,557.67

Finding the Fourth Proportional to 6,453.23, 9,679.91 and 2,557.67

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Solution

The fourth proportional to 6,453.23, 9,679.91 and 2,557.67 is: 3,836.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.23 : 9,679.91 = 2,557.67 : x
  2. Step 2: Convert to fraction form
    6,453.23/9,679.91 = 2,557.67/x
  3. Step 3: Cross multiply
    6,453.23x = 9,679.91 × 2,557.67
  4. Step 4: Simplify right side
    6,453.23x = 24,757,954.22
  5. Step 5: Solve for x
    x = 24,757,954.22/6,453.23
  6. Step 6: Final answer
    x = 3,836.52

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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.