Home / 6,852.18-10,257.31-4,389.38

Finding the Fourth Proportional to 6,852.18, 10,257.31 and 4,389.38

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Solution

The fourth proportional to 6,852.18, 10,257.31 and 4,389.38 is: 6,570.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852.18 : 10,257.31 = 4,389.38 : x
  2. Step 2: Convert to fraction form
    6,852.18/10,257.31 = 4,389.38/x
  3. Step 3: Cross multiply
    6,852.18x = 10,257.31 × 4,389.38
  4. Step 4: Simplify right side
    6,852.18x = 45,023,231.37
  5. Step 5: Solve for x
    x = 45,023,231.37/6,852.18
  6. Step 6: Final answer
    x = 6,570.64

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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.