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Finding the Fourth Proportional to 7,979.02, 11,011.11 and 4,833.02

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Solution

The fourth proportional to 7,979.02, 11,011.11 and 4,833.02 is: 6,669.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979.02 : 11,011.11 = 4,833.02 : x
  2. Step 2: Convert to fraction form
    7,979.02/11,011.11 = 4,833.02/x
  3. Step 3: Cross multiply
    7,979.02x = 11,011.11 × 4,833.02
  4. Step 4: Simplify right side
    7,979.02x = 53,216,914.85
  5. Step 5: Solve for x
    x = 53,216,914.85/7,979.02
  6. Step 6: Final answer
    x = 6,669.61

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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.