Home / 7,960.22-11,938.75-2,412.26

Finding the Fourth Proportional to 7,960.22, 11,938.75 and 2,412.26

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Solution

The fourth proportional to 7,960.22, 11,938.75 and 2,412.26 is: 3,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.22 : 11,938.75 = 2,412.26 : x
  2. Step 2: Convert to fraction form
    7,960.22/11,938.75 = 2,412.26/x
  3. Step 3: Cross multiply
    7,960.22x = 11,938.75 × 2,412.26
  4. Step 4: Simplify right side
    7,960.22x = 28,799,303.35
  5. Step 5: Solve for x
    x = 28,799,303.35/7,960.22
  6. Step 6: Final answer
    x = 3,617.91

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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.