Home / 8,943.65-13,417.87-3,100.26

Finding the Fourth Proportional to 8,943.65, 13,417.87 and 3,100.26

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Solution

The fourth proportional to 8,943.65, 13,417.87 and 3,100.26 is: 4,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.65 : 13,417.87 = 3,100.26 : x
  2. Step 2: Convert to fraction form
    8,943.65/13,417.87 = 3,100.26/x
  3. Step 3: Cross multiply
    8,943.65x = 13,417.87 × 3,100.26
  4. Step 4: Simplify right side
    8,943.65x = 41,598,858.55
  5. Step 5: Solve for x
    x = 41,598,858.55/8,943.65
  6. Step 6: Final answer
    x = 4,651.22

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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.