Home / 4,211.80-5,812.16-2,443.31

Finding the Fourth Proportional to 4,211.80, 5,812.16 and 2,443.31

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Solution

The fourth proportional to 4,211.80, 5,812.16 and 2,443.31 is: 3,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.80 : 5,812.16 = 2,443.31 : x
  2. Step 2: Convert to fraction form
    4,211.80/5,812.16 = 2,443.31/x
  3. Step 3: Cross multiply
    4,211.80x = 5,812.16 × 2,443.31
  4. Step 4: Simplify right side
    4,211.80x = 14,200,921.86
  5. Step 5: Solve for x
    x = 14,200,921.86/4,211.80
  6. Step 6: Final answer
    x = 3,371.70

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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.