Home / 10,644.86-15,967.30-3,717.74

Finding the Fourth Proportional to 10,644.86, 15,967.30 and 3,717.74

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Solution

The fourth proportional to 10,644.86, 15,967.30 and 3,717.74 is: 5,576.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.86 : 15,967.30 = 3,717.74 : x
  2. Step 2: Convert to fraction form
    10,644.86/15,967.30 = 3,717.74/x
  3. Step 3: Cross multiply
    10,644.86x = 15,967.30 × 3,717.74
  4. Step 4: Simplify right side
    10,644.86x = 59,362,269.90
  5. Step 5: Solve for x
    x = 59,362,269.90/10,644.86
  6. Step 6: Final answer
    x = 5,576.61

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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.