Home / 7,970.60-11,954.46-3,039.14

Finding the Fourth Proportional to 7,970.60, 11,954.46 and 3,039.14

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Solution

The fourth proportional to 7,970.60, 11,954.46 and 3,039.14 is: 4,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.60 : 11,954.46 = 3,039.14 : x
  2. Step 2: Convert to fraction form
    7,970.60/11,954.46 = 3,039.14/x
  3. Step 3: Cross multiply
    7,970.60x = 11,954.46 × 3,039.14
  4. Step 4: Simplify right side
    7,970.60x = 36,331,277.56
  5. Step 5: Solve for x
    x = 36,331,277.56/7,970.60
  6. Step 6: Final answer
    x = 4,558.16

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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.