Home / 5,274.49-7,277.82-3,036.46

Finding the Fourth Proportional to 5,274.49, 7,277.82 and 3,036.46

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Solution

The fourth proportional to 5,274.49, 7,277.82 and 3,036.46 is: 4,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.49 : 7,277.82 = 3,036.46 : x
  2. Step 2: Convert to fraction form
    5,274.49/7,277.82 = 3,036.46/x
  3. Step 3: Cross multiply
    5,274.49x = 7,277.82 × 3,036.46
  4. Step 4: Simplify right side
    5,274.49x = 22,098,809.32
  5. Step 5: Solve for x
    x = 22,098,809.32/5,274.49
  6. Step 6: Final answer
    x = 4,189.75

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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.