Home / 5,273.02-7,276.77-2,915.14

Finding the Fourth Proportional to 5,273.02, 7,276.77 and 2,915.14

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Solution

The fourth proportional to 5,273.02, 7,276.77 and 2,915.14 is: 4,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.02 : 7,276.77 = 2,915.14 : x
  2. Step 2: Convert to fraction form
    5,273.02/7,276.77 = 2,915.14/x
  3. Step 3: Cross multiply
    5,273.02x = 7,276.77 × 2,915.14
  4. Step 4: Simplify right side
    5,273.02x = 21,212,803.30
  5. Step 5: Solve for x
    x = 21,212,803.30/5,273.02
  6. Step 6: Final answer
    x = 4,022.89

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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.