Home / 12,608.65-18,904.22-5,584.84

Finding the Fourth Proportional to 12,608.65, 18,904.22 and 5,584.84

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Solution

The fourth proportional to 12,608.65, 18,904.22 and 5,584.84 is: 8,373.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,608.65 : 18,904.22 = 5,584.84 : x
  2. Step 2: Convert to fraction form
    12,608.65/18,904.22 = 5,584.84/x
  3. Step 3: Cross multiply
    12,608.65x = 18,904.22 × 5,584.84
  4. Step 4: Simplify right side
    12,608.65x = 105,576,921.58
  5. Step 5: Solve for x
    x = 105,576,921.58/12,608.65
  6. Step 6: Final answer
    x = 8,373.37

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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.