Home / 5,197.31-7,795.90-3,527.30

Finding the Fourth Proportional to 5,197.31, 7,795.90 and 3,527.30

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Solution

The fourth proportional to 5,197.31, 7,795.90 and 3,527.30 is: 5,290.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.31 : 7,795.90 = 3,527.30 : x
  2. Step 2: Convert to fraction form
    5,197.31/7,795.90 = 3,527.30/x
  3. Step 3: Cross multiply
    5,197.31x = 7,795.90 × 3,527.30
  4. Step 4: Simplify right side
    5,197.31x = 27,498,421.45
  5. Step 5: Solve for x
    x = 27,498,421.45/5,197.31
  6. Step 6: Final answer
    x = 5,290.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.