Home / 8,121.04-11,206.92-4,584.32

Finding the Fourth Proportional to 8,121.04, 11,206.92 and 4,584.32

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Solution

The fourth proportional to 8,121.04, 11,206.92 and 4,584.32 is: 6,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121.04 : 11,206.92 = 4,584.32 : x
  2. Step 2: Convert to fraction form
    8,121.04/11,206.92 = 4,584.32/x
  3. Step 3: Cross multiply
    8,121.04x = 11,206.92 × 4,584.32
  4. Step 4: Simplify right side
    8,121.04x = 51,376,110.68
  5. Step 5: Solve for x
    x = 51,376,110.68/8,121.04
  6. Step 6: Final answer
    x = 6,326.30

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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.