Home / 4,818.92-7,231.48-1,897.36

Finding the Fourth Proportional to 4,818.92, 7,231.48 and 1,897.36

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Solution

The fourth proportional to 4,818.92, 7,231.48 and 1,897.36 is: 2,847.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.92 : 7,231.48 = 1,897.36 : x
  2. Step 2: Convert to fraction form
    4,818.92/7,231.48 = 1,897.36/x
  3. Step 3: Cross multiply
    4,818.92x = 7,231.48 × 1,897.36
  4. Step 4: Simplify right side
    4,818.92x = 13,720,720.89
  5. Step 5: Solve for x
    x = 13,720,720.89/4,818.92
  6. Step 6: Final answer
    x = 2,847.26

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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.