Home / 8,392.08-11,581.48-4,666

Finding the Fourth Proportional to 8,392.08, 11,581.48 and 4,666

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Solution

The fourth proportional to 8,392.08, 11,581.48 and 4,666 is: 6,439.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.08 : 11,581.48 = 4,666 : x
  2. Step 2: Convert to fraction form
    8,392.08/11,581.48 = 4,666/x
  3. Step 3: Cross multiply
    8,392.08x = 11,581.48 × 4,666
  4. Step 4: Simplify right side
    8,392.08x = 54,039,185.68
  5. Step 5: Solve for x
    x = 54,039,185.68/8,392.08
  6. Step 6: Final answer
    x = 6,439.31

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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.