Home / 9,239.06-13,860.79-2,999.09

Finding the Fourth Proportional to 9,239.06, 13,860.79 and 2,999.09

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Solution

The fourth proportional to 9,239.06, 13,860.79 and 2,999.09 is: 4,499.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.06 : 13,860.79 = 2,999.09 : x
  2. Step 2: Convert to fraction form
    9,239.06/13,860.79 = 2,999.09/x
  3. Step 3: Cross multiply
    9,239.06x = 13,860.79 × 2,999.09
  4. Step 4: Simplify right side
    9,239.06x = 41,569,783.84
  5. Step 5: Solve for x
    x = 41,569,783.84/9,239.06
  6. Step 6: Final answer
    x = 4,499.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.