Home / 11,534.91-15,914.88-6,497.36

Finding the Fourth Proportional to 11,534.91, 15,914.88 and 6,497.36

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Solution

The fourth proportional to 11,534.91, 15,914.88 and 6,497.36 is: 8,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,534.91 : 15,914.88 = 6,497.36 : x
  2. Step 2: Convert to fraction form
    11,534.91/15,914.88 = 6,497.36/x
  3. Step 3: Cross multiply
    11,534.91x = 15,914.88 × 6,497.36
  4. Step 4: Simplify right side
    11,534.91x = 103,404,704.72
  5. Step 5: Solve for x
    x = 103,404,704.72/11,534.91
  6. Step 6: Final answer
    x = 8,964.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.