Home / 10,616.89-15,927.06-3,953.41

Finding the Fourth Proportional to 10,616.89, 15,927.06 and 3,953.41

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Solution

The fourth proportional to 10,616.89, 15,927.06 and 3,953.41 is: 5,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,616.89 : 15,927.06 = 3,953.41 : x
  2. Step 2: Convert to fraction form
    10,616.89/15,927.06 = 3,953.41/x
  3. Step 3: Cross multiply
    10,616.89x = 15,927.06 × 3,953.41
  4. Step 4: Simplify right side
    10,616.89x = 62,966,180.91
  5. Step 5: Solve for x
    x = 62,966,180.91/10,616.89
  6. Step 6: Final answer
    x = 5,930.76

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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.