Home / 5,273.52-7,277.18-2,915.60

Finding the Fourth Proportional to 5,273.52, 7,277.18 and 2,915.60

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Solution

The fourth proportional to 5,273.52, 7,277.18 and 2,915.60 is: 4,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.52 : 7,277.18 = 2,915.60 : x
  2. Step 2: Convert to fraction form
    5,273.52/7,277.18 = 2,915.60/x
  3. Step 3: Cross multiply
    5,273.52x = 7,277.18 × 2,915.60
  4. Step 4: Simplify right side
    5,273.52x = 21,217,346.01
  5. Step 5: Solve for x
    x = 21,217,346.01/5,273.52
  6. Step 6: Final answer
    x = 4,023.37

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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.