Home / 7,976.36-11,006.91-4,618.94

Finding the Fourth Proportional to 7,976.36, 11,006.91 and 4,618.94

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Solution

The fourth proportional to 7,976.36, 11,006.91 and 4,618.94 is: 6,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,976.36 : 11,006.91 = 4,618.94 : x
  2. Step 2: Convert to fraction form
    7,976.36/11,006.91 = 4,618.94/x
  3. Step 3: Cross multiply
    7,976.36x = 11,006.91 × 4,618.94
  4. Step 4: Simplify right side
    7,976.36x = 50,840,201.84
  5. Step 5: Solve for x
    x = 50,840,201.84/7,976.36
  6. Step 6: Final answer
    x = 6,373.86

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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.