Home / 11,213.37-15,473.79-6,497.55

Finding the Fourth Proportional to 11,213.37, 15,473.79 and 6,497.55

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Solution

The fourth proportional to 11,213.37, 15,473.79 and 6,497.55 is: 8,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.37 : 15,473.79 = 6,497.55 : x
  2. Step 2: Convert to fraction form
    11,213.37/15,473.79 = 6,497.55/x
  3. Step 3: Cross multiply
    11,213.37x = 15,473.79 × 6,497.55
  4. Step 4: Simplify right side
    11,213.37x = 100,541,724.21
  5. Step 5: Solve for x
    x = 100,541,724.21/11,213.37
  6. Step 6: Final answer
    x = 8,966.24

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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.