Home / 10,634.88-15,953.60-3,519.36

Finding the Fourth Proportional to 10,634.88, 15,953.60 and 3,519.36

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Solution

The fourth proportional to 10,634.88, 15,953.60 and 3,519.36 is: 5,279.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.88 : 15,953.60 = 3,519.36 : x
  2. Step 2: Convert to fraction form
    10,634.88/15,953.60 = 3,519.36/x
  3. Step 3: Cross multiply
    10,634.88x = 15,953.60 × 3,519.36
  4. Step 4: Simplify right side
    10,634.88x = 56,146,461.70
  5. Step 5: Solve for x
    x = 56,146,461.70/10,634.88
  6. Step 6: Final answer
    x = 5,279.46

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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.