Home / 8,106.08-11,185.44-4,569.08

Finding the Fourth Proportional to 8,106.08, 11,185.44 and 4,569.08

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Solution

The fourth proportional to 8,106.08, 11,185.44 and 4,569.08 is: 6,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.08 : 11,185.44 = 4,569.08 : x
  2. Step 2: Convert to fraction form
    8,106.08/11,185.44 = 4,569.08/x
  3. Step 3: Cross multiply
    8,106.08x = 11,185.44 × 4,569.08
  4. Step 4: Simplify right side
    8,106.08x = 51,107,170.20
  5. Step 5: Solve for x
    x = 51,107,170.20/8,106.08
  6. Step 6: Final answer
    x = 6,304.79

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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.