Home / 11,551.16-15,940.61-6,245.98

Finding the Fourth Proportional to 11,551.16, 15,940.61 and 6,245.98

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Solution

The fourth proportional to 11,551.16, 15,940.61 and 6,245.98 is: 8,619.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.16 : 15,940.61 = 6,245.98 : x
  2. Step 2: Convert to fraction form
    11,551.16/15,940.61 = 6,245.98/x
  3. Step 3: Cross multiply
    11,551.16x = 15,940.61 × 6,245.98
  4. Step 4: Simplify right side
    11,551.16x = 99,564,731.25
  5. Step 5: Solve for x
    x = 99,564,731.25/11,551.16
  6. Step 6: Final answer
    x = 8,619.46

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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.