Home / 4,913.91-7,370.31-1,451.43

Finding the Fourth Proportional to 4,913.91, 7,370.31 and 1,451.43

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Solution

The fourth proportional to 4,913.91, 7,370.31 and 1,451.43 is: 2,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.91 : 7,370.31 = 1,451.43 : x
  2. Step 2: Convert to fraction form
    4,913.91/7,370.31 = 1,451.43/x
  3. Step 3: Cross multiply
    4,913.91x = 7,370.31 × 1,451.43
  4. Step 4: Simplify right side
    4,913.91x = 10,697,489.04
  5. Step 5: Solve for x
    x = 10,697,489.04/4,913.91
  6. Step 6: Final answer
    x = 2,176.98

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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.