Home / 10,608.36-15,912.80-2,817.16

Finding the Fourth Proportional to 10,608.36, 15,912.80 and 2,817.16

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Solution

The fourth proportional to 10,608.36, 15,912.80 and 2,817.16 is: 4,225.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.36 : 15,912.80 = 2,817.16 : x
  2. Step 2: Convert to fraction form
    10,608.36/15,912.80 = 2,817.16/x
  3. Step 3: Cross multiply
    10,608.36x = 15,912.80 × 2,817.16
  4. Step 4: Simplify right side
    10,608.36x = 44,828,903.65
  5. Step 5: Solve for x
    x = 44,828,903.65/10,608.36
  6. Step 6: Final answer
    x = 4,225.81

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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.