Home / 7,711.02-11,567.27-2,164.35

Finding the Fourth Proportional to 7,711.02, 11,567.27 and 2,164.35

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Solution

The fourth proportional to 7,711.02, 11,567.27 and 2,164.35 is: 3,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.02 : 11,567.27 = 2,164.35 : x
  2. Step 2: Convert to fraction form
    7,711.02/11,567.27 = 2,164.35/x
  3. Step 3: Cross multiply
    7,711.02x = 11,567.27 × 2,164.35
  4. Step 4: Simplify right side
    7,711.02x = 25,035,610.00
  5. Step 5: Solve for x
    x = 25,035,610.00/7,711.02
  6. Step 6: Final answer
    x = 3,246.73

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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.