Home / 3,397.61-5,096.66-1,317.49

Finding the Fourth Proportional to 3,397.61, 5,096.66 and 1,317.49

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Solution

The fourth proportional to 3,397.61, 5,096.66 and 1,317.49 is: 1,976.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.61 : 5,096.66 = 1,317.49 : x
  2. Step 2: Convert to fraction form
    3,397.61/5,096.66 = 1,317.49/x
  3. Step 3: Cross multiply
    3,397.61x = 5,096.66 × 1,317.49
  4. Step 4: Simplify right side
    3,397.61x = 6,714,779.25
  5. Step 5: Solve for x
    x = 6,714,779.25/3,397.61
  6. Step 6: Final answer
    x = 1,976.32

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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.