Home / 5,273.07-7,276.57-2,915.16

Finding the Fourth Proportional to 5,273.07, 7,276.57 and 2,915.16

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Solution

The fourth proportional to 5,273.07, 7,276.57 and 2,915.16 is: 4,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.07 : 7,276.57 = 2,915.16 : x
  2. Step 2: Convert to fraction form
    5,273.07/7,276.57 = 2,915.16/x
  3. Step 3: Cross multiply
    5,273.07x = 7,276.57 × 2,915.16
  4. Step 4: Simplify right side
    5,273.07x = 21,212,365.80
  5. Step 5: Solve for x
    x = 21,212,365.80/5,273.07
  6. Step 6: Final answer
    x = 4,022.77

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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.