Home / 5,162.41-7,744.81-1,830.48

Finding the Fourth Proportional to 5,162.41, 7,744.81 and 1,830.48

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Solution

The fourth proportional to 5,162.41, 7,744.81 and 1,830.48 is: 2,746.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.41 : 7,744.81 = 1,830.48 : x
  2. Step 2: Convert to fraction form
    5,162.41/7,744.81 = 1,830.48/x
  3. Step 3: Cross multiply
    5,162.41x = 7,744.81 × 1,830.48
  4. Step 4: Simplify right side
    5,162.41x = 14,176,738.33
  5. Step 5: Solve for x
    x = 14,176,738.33/5,162.41
  6. Step 6: Final answer
    x = 2,746.15

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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.