Home / 5,269.49-7,273.29-3,278.91

Finding the Fourth Proportional to 5,269.49, 7,273.29 and 3,278.91

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Solution

The fourth proportional to 5,269.49, 7,273.29 and 3,278.91 is: 4,525.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.49 : 7,273.29 = 3,278.91 : x
  2. Step 2: Convert to fraction form
    5,269.49/7,273.29 = 3,278.91/x
  3. Step 3: Cross multiply
    5,269.49x = 7,273.29 × 3,278.91
  4. Step 4: Simplify right side
    5,269.49x = 23,848,463.31
  5. Step 5: Solve for x
    x = 23,848,463.31/5,269.49
  6. Step 6: Final answer
    x = 4,525.76

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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.