Home / 7,998.23-11,033.96-4,639.08

Finding the Fourth Proportional to 7,998.23, 11,033.96 and 4,639.08

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Solution

The fourth proportional to 7,998.23, 11,033.96 and 4,639.08 is: 6,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.23 : 11,033.96 = 4,639.08 : x
  2. Step 2: Convert to fraction form
    7,998.23/11,033.96 = 4,639.08/x
  3. Step 3: Cross multiply
    7,998.23x = 11,033.96 × 4,639.08
  4. Step 4: Simplify right side
    7,998.23x = 51,187,434.75
  5. Step 5: Solve for x
    x = 51,187,434.75/7,998.23
  6. Step 6: Final answer
    x = 6,399.85

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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.