Home / 8,914.31-13,371.63-3,370.26

Finding the Fourth Proportional to 8,914.31, 13,371.63 and 3,370.26

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Solution

The fourth proportional to 8,914.31, 13,371.63 and 3,370.26 is: 5,055.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.31 : 13,371.63 = 3,370.26 : x
  2. Step 2: Convert to fraction form
    8,914.31/13,371.63 = 3,370.26/x
  3. Step 3: Cross multiply
    8,914.31x = 13,371.63 × 3,370.26
  4. Step 4: Simplify right side
    8,914.31x = 45,065,869.72
  5. Step 5: Solve for x
    x = 45,065,869.72/8,914.31
  6. Step 6: Final answer
    x = 5,055.45

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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.