Home / 7,272.85-10,909.51-2,008.26

Finding the Fourth Proportional to 7,272.85, 10,909.51 and 2,008.26

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Solution

The fourth proportional to 7,272.85, 10,909.51 and 2,008.26 is: 3,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.85 : 10,909.51 = 2,008.26 : x
  2. Step 2: Convert to fraction form
    7,272.85/10,909.51 = 2,008.26/x
  3. Step 3: Cross multiply
    7,272.85x = 10,909.51 × 2,008.26
  4. Step 4: Simplify right side
    7,272.85x = 21,909,078.01
  5. Step 5: Solve for x
    x = 21,909,078.01/7,272.85
  6. Step 6: Final answer
    x = 3,012.45

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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.