Home / 10,952.78-16,415.44-4,705.37

Finding the Fourth Proportional to 10,952.78, 16,415.44 and 4,705.37

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Solution

The fourth proportional to 10,952.78, 16,415.44 and 4,705.37 is: 7,052.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952.78 : 16,415.44 = 4,705.37 : x
  2. Step 2: Convert to fraction form
    10,952.78/16,415.44 = 4,705.37/x
  3. Step 3: Cross multiply
    10,952.78x = 16,415.44 × 4,705.37
  4. Step 4: Simplify right side
    10,952.78x = 77,240,625.07
  5. Step 5: Solve for x
    x = 77,240,625.07/10,952.78
  6. Step 6: Final answer
    x = 7,052.15

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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.