Home / 4,313.08-6,469.86-1,235

Finding the Fourth Proportional to 4,313.08, 6,469.86 and 1,235

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Solution

The fourth proportional to 4,313.08, 6,469.86 and 1,235 is: 1,852.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.08 : 6,469.86 = 1,235 : x
  2. Step 2: Convert to fraction form
    4,313.08/6,469.86 = 1,235/x
  3. Step 3: Cross multiply
    4,313.08x = 6,469.86 × 1,235
  4. Step 4: Simplify right side
    4,313.08x = 7,990,277.10
  5. Step 5: Solve for x
    x = 7,990,277.10/4,313.08
  6. Step 6: Final answer
    x = 1,852.57

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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.