Home / 10,719.45-16,076.73-4,793.22

Finding the Fourth Proportional to 10,719.45, 16,076.73 and 4,793.22

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Solution

The fourth proportional to 10,719.45, 16,076.73 and 4,793.22 is: 7,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.45 : 16,076.73 = 4,793.22 : x
  2. Step 2: Convert to fraction form
    10,719.45/16,076.73 = 4,793.22/x
  3. Step 3: Cross multiply
    10,719.45x = 16,076.73 × 4,793.22
  4. Step 4: Simplify right side
    10,719.45x = 77,059,303.77
  5. Step 5: Solve for x
    x = 77,059,303.77/10,719.45
  6. Step 6: Final answer
    x = 7,188.74

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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.