Home / 9,278.26-13,918.02-3,731.60

Finding the Fourth Proportional to 9,278.26, 13,918.02 and 3,731.60

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Solution

The fourth proportional to 9,278.26, 13,918.02 and 3,731.60 is: 5,597.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278.26 : 13,918.02 = 3,731.60 : x
  2. Step 2: Convert to fraction form
    9,278.26/13,918.02 = 3,731.60/x
  3. Step 3: Cross multiply
    9,278.26x = 13,918.02 × 3,731.60
  4. Step 4: Simplify right side
    9,278.26x = 51,936,483.43
  5. Step 5: Solve for x
    x = 51,936,483.43/9,278.26
  6. Step 6: Final answer
    x = 5,597.65

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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.