Home / 4,418.93-6,628.61-1,132.05

Finding the Fourth Proportional to 4,418.93, 6,628.61 and 1,132.05

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Solution

The fourth proportional to 4,418.93, 6,628.61 and 1,132.05 is: 1,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.93 : 6,628.61 = 1,132.05 : x
  2. Step 2: Convert to fraction form
    4,418.93/6,628.61 = 1,132.05/x
  3. Step 3: Cross multiply
    4,418.93x = 6,628.61 × 1,132.05
  4. Step 4: Simplify right side
    4,418.93x = 7,503,912.29
  5. Step 5: Solve for x
    x = 7,503,912.29/4,418.93
  6. Step 6: Final answer
    x = 1,698.13

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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.