Home / 5,273.76-7,278.59-3,035.48

Finding the Fourth Proportional to 5,273.76, 7,278.59 and 3,035.48

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Solution

The fourth proportional to 5,273.76, 7,278.59 and 3,035.48 is: 4,189.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.76 : 7,278.59 = 3,035.48 : x
  2. Step 2: Convert to fraction form
    5,273.76/7,278.59 = 3,035.48/x
  3. Step 3: Cross multiply
    5,273.76x = 7,278.59 × 3,035.48
  4. Step 4: Simplify right side
    5,273.76x = 22,094,014.37
  5. Step 5: Solve for x
    x = 22,094,014.37/5,273.76
  6. Step 6: Final answer
    x = 4,189.42

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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.