Home / 9,620.16-14,431.07-3,379.63

Finding the Fourth Proportional to 9,620.16, 14,431.07 and 3,379.63

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Solution

The fourth proportional to 9,620.16, 14,431.07 and 3,379.63 is: 5,069.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.16 : 14,431.07 = 3,379.63 : x
  2. Step 2: Convert to fraction form
    9,620.16/14,431.07 = 3,379.63/x
  3. Step 3: Cross multiply
    9,620.16x = 14,431.07 × 3,379.63
  4. Step 4: Simplify right side
    9,620.16x = 48,771,690.92
  5. Step 5: Solve for x
    x = 48,771,690.92/9,620.16
  6. Step 6: Final answer
    x = 5,069.74

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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.