Home / 3,395.28-5,094.62-1,316.72

Finding the Fourth Proportional to 3,395.28, 5,094.62 and 1,316.72

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Solution

The fourth proportional to 3,395.28, 5,094.62 and 1,316.72 is: 1,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.28 : 5,094.62 = 1,316.72 : x
  2. Step 2: Convert to fraction form
    3,395.28/5,094.62 = 1,316.72/x
  3. Step 3: Cross multiply
    3,395.28x = 5,094.62 × 1,316.72
  4. Step 4: Simplify right side
    3,395.28x = 6,708,155.99
  5. Step 5: Solve for x
    x = 6,708,155.99/3,395.28
  6. Step 6: Final answer
    x = 1,975.73

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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.