Home / 11,567.27-17,348.31-5,321.28

Finding the Fourth Proportional to 11,567.27, 17,348.31 and 5,321.28

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Solution

The fourth proportional to 11,567.27, 17,348.31 and 5,321.28 is: 7,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,567.27 : 17,348.31 = 5,321.28 : x
  2. Step 2: Convert to fraction form
    11,567.27/17,348.31 = 5,321.28/x
  3. Step 3: Cross multiply
    11,567.27x = 17,348.31 × 5,321.28
  4. Step 4: Simplify right side
    11,567.27x = 92,315,215.04
  5. Step 5: Solve for x
    x = 92,315,215.04/11,567.27
  6. Step 6: Final answer
    x = 7,980.73

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1.5x scale

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.