Home / 5,274.39-7,278.48-3,035.96

Finding the Fourth Proportional to 5,274.39, 7,278.48 and 3,035.96

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Solution

The fourth proportional to 5,274.39, 7,278.48 and 3,035.96 is: 4,189.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.39 : 7,278.48 = 3,035.96 : x
  2. Step 2: Convert to fraction form
    5,274.39/7,278.48 = 3,035.96/x
  3. Step 3: Cross multiply
    5,274.39x = 7,278.48 × 3,035.96
  4. Step 4: Simplify right side
    5,274.39x = 22,097,137.75
  5. Step 5: Solve for x
    x = 22,097,137.75/5,274.39
  6. Step 6: Final answer
    x = 4,189.52

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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.