Home / 7,567.16-11,357.55-3,871.94

Finding the Fourth Proportional to 7,567.16, 11,357.55 and 3,871.94

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Solution

The fourth proportional to 7,567.16, 11,357.55 and 3,871.94 is: 5,811.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567.16 : 11,357.55 = 3,871.94 : x
  2. Step 2: Convert to fraction form
    7,567.16/11,357.55 = 3,871.94/x
  3. Step 3: Cross multiply
    7,567.16x = 11,357.55 × 3,871.94
  4. Step 4: Simplify right side
    7,567.16x = 43,975,695.36
  5. Step 5: Solve for x
    x = 43,975,695.36/7,567.16
  6. Step 6: Final answer
    x = 5,811.39

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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.