Home / 5,273.20-7,276.02-3,177.48

Finding the Fourth Proportional to 5,273.20, 7,276.02 and 3,177.48

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Solution

The fourth proportional to 5,273.20, 7,276.02 and 3,177.48 is: 4,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.20 : 7,276.02 = 3,177.48 : x
  2. Step 2: Convert to fraction form
    5,273.20/7,276.02 = 3,177.48/x
  3. Step 3: Cross multiply
    5,273.20x = 7,276.02 × 3,177.48
  4. Step 4: Simplify right side
    5,273.20x = 23,119,408.03
  5. Step 5: Solve for x
    x = 23,119,408.03/5,273.20
  6. Step 6: Final answer
    x = 4,384.32

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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.