Home / 9,383.39-14,072.99-2,808.74

Finding the Fourth Proportional to 9,383.39, 14,072.99 and 2,808.74

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Solution

The fourth proportional to 9,383.39, 14,072.99 and 2,808.74 is: 4,212.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.39 : 14,072.99 = 2,808.74 : x
  2. Step 2: Convert to fraction form
    9,383.39/14,072.99 = 2,808.74/x
  3. Step 3: Cross multiply
    9,383.39x = 14,072.99 × 2,808.74
  4. Step 4: Simplify right side
    9,383.39x = 39,527,285.52
  5. Step 5: Solve for x
    x = 39,527,285.52/9,383.39
  6. Step 6: Final answer
    x = 4,212.47

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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.