Home / 7,567.63-11,354.18-3,871.60

Finding the Fourth Proportional to 7,567.63, 11,354.18 and 3,871.60

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Solution

The fourth proportional to 7,567.63, 11,354.18 and 3,871.60 is: 5,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567.63 : 11,354.18 = 3,871.60 : x
  2. Step 2: Convert to fraction form
    7,567.63/11,354.18 = 3,871.60/x
  3. Step 3: Cross multiply
    7,567.63x = 11,354.18 × 3,871.60
  4. Step 4: Simplify right side
    7,567.63x = 43,958,795.54
  5. Step 5: Solve for x
    x = 43,958,795.54/7,567.63
  6. Step 6: Final answer
    x = 5,808.79

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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.