Home / 9,629.76-14,450.38-4,157.76

Finding the Fourth Proportional to 9,629.76, 14,450.38 and 4,157.76

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Solution

The fourth proportional to 9,629.76, 14,450.38 and 4,157.76 is: 6,239.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.76 : 14,450.38 = 4,157.76 : x
  2. Step 2: Convert to fraction form
    9,629.76/14,450.38 = 4,157.76/x
  3. Step 3: Cross multiply
    9,629.76x = 14,450.38 × 4,157.76
  4. Step 4: Simplify right side
    9,629.76x = 60,081,211.95
  5. Step 5: Solve for x
    x = 60,081,211.95/9,629.76
  6. Step 6: Final answer
    x = 6,239.12

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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.