Home / 5,273.43-7,276.53-2,915.58

Finding the Fourth Proportional to 5,273.43, 7,276.53 and 2,915.58

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Solution

The fourth proportional to 5,273.43, 7,276.53 and 2,915.58 is: 4,023.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.43 : 7,276.53 = 2,915.58 : x
  2. Step 2: Convert to fraction form
    5,273.43/7,276.53 = 2,915.58/x
  3. Step 3: Cross multiply
    5,273.43x = 7,276.53 × 2,915.58
  4. Step 4: Simplify right side
    5,273.43x = 21,215,305.34
  5. Step 5: Solve for x
    x = 21,215,305.34/5,273.43
  6. Step 6: Final answer
    x = 4,023.06

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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.