Home / 5,304.42-7,320.60-3,208.50

Finding the Fourth Proportional to 5,304.42, 7,320.60 and 3,208.50

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Solution

The fourth proportional to 5,304.42, 7,320.60 and 3,208.50 is: 4,428.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.42 : 7,320.60 = 3,208.50 : x
  2. Step 2: Convert to fraction form
    5,304.42/7,320.60 = 3,208.50/x
  3. Step 3: Cross multiply
    5,304.42x = 7,320.60 × 3,208.50
  4. Step 4: Simplify right side
    5,304.42x = 23,488,145.10
  5. Step 5: Solve for x
    x = 23,488,145.10/5,304.42
  6. Step 6: Final answer
    x = 4,428.03

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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.