Home / 10,631.22-15,936.49-5,953.47

Finding the Fourth Proportional to 10,631.22, 15,936.49 and 5,953.47

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Solution

The fourth proportional to 10,631.22, 15,936.49 and 5,953.47 is: 8,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.22 : 15,936.49 = 5,953.47 : x
  2. Step 2: Convert to fraction form
    10,631.22/15,936.49 = 5,953.47/x
  3. Step 3: Cross multiply
    10,631.22x = 15,936.49 × 5,953.47
  4. Step 4: Simplify right side
    10,631.22x = 94,877,415.12
  5. Step 5: Solve for x
    x = 94,877,415.12/10,631.22
  6. Step 6: Final answer
    x = 8,924.41

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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.