Home / 5,273.55-7,276.84-2,915.73

Finding the Fourth Proportional to 5,273.55, 7,276.84 and 2,915.73

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Solution

The fourth proportional to 5,273.55, 7,276.84 and 2,915.73 is: 4,023.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.55 : 7,276.84 = 2,915.73 : x
  2. Step 2: Convert to fraction form
    5,273.55/7,276.84 = 2,915.73/x
  3. Step 3: Cross multiply
    5,273.55x = 7,276.84 × 2,915.73
  4. Step 4: Simplify right side
    5,273.55x = 21,217,293.40
  5. Step 5: Solve for x
    x = 21,217,293.40/5,273.55
  6. Step 6: Final answer
    x = 4,023.34

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1.5x scale

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.