Home / 5,273.01-7,276.64-2,915.15

Finding the Fourth Proportional to 5,273.01, 7,276.64 and 2,915.15

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Solution

The fourth proportional to 5,273.01, 7,276.64 and 2,915.15 is: 4,022.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.01 : 7,276.64 = 2,915.15 : x
  2. Step 2: Convert to fraction form
    5,273.01/7,276.64 = 2,915.15/x
  3. Step 3: Cross multiply
    5,273.01x = 7,276.64 × 2,915.15
  4. Step 4: Simplify right side
    5,273.01x = 21,212,446.14
  5. Step 5: Solve for x
    x = 21,212,446.14/5,273.01
  6. Step 6: Final answer
    x = 4,022.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.