Home / 4,211.76-5,812.14-2,443.68

Finding the Fourth Proportional to 4,211.76, 5,812.14 and 2,443.68

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Solution

The fourth proportional to 4,211.76, 5,812.14 and 2,443.68 is: 3,372.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.76 : 5,812.14 = 2,443.68 : x
  2. Step 2: Convert to fraction form
    4,211.76/5,812.14 = 2,443.68/x
  3. Step 3: Cross multiply
    4,211.76x = 5,812.14 × 2,443.68
  4. Step 4: Simplify right side
    4,211.76x = 14,203,010.28
  5. Step 5: Solve for x
    x = 14,203,010.28/4,211.76
  6. Step 6: Final answer
    x = 3,372.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.