Home / 9,606.50-13,256.97-5,190.50

Finding the Fourth Proportional to 9,606.50, 13,256.97 and 5,190.50

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Solution

The fourth proportional to 9,606.50, 13,256.97 and 5,190.50 is: 7,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,606.50 : 13,256.97 = 5,190.50 : x
  2. Step 2: Convert to fraction form
    9,606.50/13,256.97 = 5,190.50/x
  3. Step 3: Cross multiply
    9,606.50x = 13,256.97 × 5,190.50
  4. Step 4: Simplify right side
    9,606.50x = 68,810,302.79
  5. Step 5: Solve for x
    x = 68,810,302.79/9,606.50
  6. Step 6: Final answer
    x = 7,162.89

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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.