Home / 6,255.45-9,383.69-1,872.84

Finding the Fourth Proportional to 6,255.45, 9,383.69 and 1,872.84

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Solution

The fourth proportional to 6,255.45, 9,383.69 and 1,872.84 is: 2,809.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.45 : 9,383.69 = 1,872.84 : x
  2. Step 2: Convert to fraction form
    6,255.45/9,383.69 = 1,872.84/x
  3. Step 3: Cross multiply
    6,255.45x = 9,383.69 × 1,872.84
  4. Step 4: Simplify right side
    6,255.45x = 17,574,149.98
  5. Step 5: Solve for x
    x = 17,574,149.98/6,255.45
  6. Step 6: Final answer
    x = 2,809.41

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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.