Home / 4,420.86-6,631.26-1,133.96

Finding the Fourth Proportional to 4,420.86, 6,631.26 and 1,133.96

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Solution

The fourth proportional to 4,420.86, 6,631.26 and 1,133.96 is: 1,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.86 : 6,631.26 = 1,133.96 : x
  2. Step 2: Convert to fraction form
    4,420.86/6,631.26 = 1,133.96/x
  3. Step 3: Cross multiply
    4,420.86x = 6,631.26 × 1,133.96
  4. Step 4: Simplify right side
    4,420.86x = 7,519,550.43
  5. Step 5: Solve for x
    x = 7,519,550.43/4,420.86
  6. Step 6: Final answer
    x = 1,700.92

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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.