Home / 8,935.19-13,399.56-3,010.80

Finding the Fourth Proportional to 8,935.19, 13,399.56 and 3,010.80

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Solution

The fourth proportional to 8,935.19, 13,399.56 and 3,010.80 is: 4,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.19 : 13,399.56 = 3,010.80 : x
  2. Step 2: Convert to fraction form
    8,935.19/13,399.56 = 3,010.80/x
  3. Step 3: Cross multiply
    8,935.19x = 13,399.56 × 3,010.80
  4. Step 4: Simplify right side
    8,935.19x = 40,343,395.25
  5. Step 5: Solve for x
    x = 40,343,395.25/8,935.19
  6. Step 6: Final answer
    x = 4,515.11

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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.