Home / 3,968.60-5,955.32-1,373.36

Finding the Fourth Proportional to 3,968.60, 5,955.32 and 1,373.36

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Solution

The fourth proportional to 3,968.60, 5,955.32 and 1,373.36 is: 2,060.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.60 : 5,955.32 = 1,373.36 : x
  2. Step 2: Convert to fraction form
    3,968.60/5,955.32 = 1,373.36/x
  3. Step 3: Cross multiply
    3,968.60x = 5,955.32 × 1,373.36
  4. Step 4: Simplify right side
    3,968.60x = 8,178,798.28
  5. Step 5: Solve for x
    x = 8,178,798.28/3,968.60
  6. Step 6: Final answer
    x = 2,060.88

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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.