Home / 7,119.96-10,653.18-4,932.96

Finding the Fourth Proportional to 7,119.96, 10,653.18 and 4,932.96

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Solution

The fourth proportional to 7,119.96, 10,653.18 and 4,932.96 is: 7,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119.96 : 10,653.18 = 4,932.96 : x
  2. Step 2: Convert to fraction form
    7,119.96/10,653.18 = 4,932.96/x
  3. Step 3: Cross multiply
    7,119.96x = 10,653.18 × 4,932.96
  4. Step 4: Simplify right side
    7,119.96x = 52,551,710.81
  5. Step 5: Solve for x
    x = 52,551,710.81/7,119.96
  6. Step 6: Final answer
    x = 7,380.90

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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.