Home / 3,397.56-5,094.80-1,315.97

Finding the Fourth Proportional to 3,397.56, 5,094.80 and 1,315.97

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Solution

The fourth proportional to 3,397.56, 5,094.80 and 1,315.97 is: 1,973.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.56 : 5,094.80 = 1,315.97 : x
  2. Step 2: Convert to fraction form
    3,397.56/5,094.80 = 1,315.97/x
  3. Step 3: Cross multiply
    3,397.56x = 5,094.80 × 1,315.97
  4. Step 4: Simplify right side
    3,397.56x = 6,704,603.96
  5. Step 5: Solve for x
    x = 6,704,603.96/3,397.56
  6. Step 6: Final answer
    x = 1,973.36

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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.