Home / 11,534.88-17,291.36-5,684.64

Finding the Fourth Proportional to 11,534.88, 17,291.36 and 5,684.64

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Solution

The fourth proportional to 11,534.88, 17,291.36 and 5,684.64 is: 8,521.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,534.88 : 17,291.36 = 5,684.64 : x
  2. Step 2: Convert to fraction form
    11,534.88/17,291.36 = 5,684.64/x
  3. Step 3: Cross multiply
    11,534.88x = 17,291.36 × 5,684.64
  4. Step 4: Simplify right side
    11,534.88x = 98,295,156.71
  5. Step 5: Solve for x
    x = 98,295,156.71/11,534.88
  6. Step 6: Final answer
    x = 8,521.56

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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.