Home / 4,896.09-6,753.78-3,125.70

Finding the Fourth Proportional to 4,896.09, 6,753.78 and 3,125.70

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Solution

The fourth proportional to 4,896.09, 6,753.78 and 3,125.70 is: 4,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.09 : 6,753.78 = 3,125.70 : x
  2. Step 2: Convert to fraction form
    4,896.09/6,753.78 = 3,125.70/x
  3. Step 3: Cross multiply
    4,896.09x = 6,753.78 × 3,125.70
  4. Step 4: Simplify right side
    4,896.09x = 21,110,290.15
  5. Step 5: Solve for x
    x = 21,110,290.15/4,896.09
  6. Step 6: Final answer
    x = 4,311.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.