Home / 4,212.58-5,812.80-2,443.93

Finding the Fourth Proportional to 4,212.58, 5,812.80 and 2,443.93

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Solution

The fourth proportional to 4,212.58, 5,812.80 and 2,443.93 is: 3,372.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.58 : 5,812.80 = 2,443.93 : x
  2. Step 2: Convert to fraction form
    4,212.58/5,812.80 = 2,443.93/x
  3. Step 3: Cross multiply
    4,212.58x = 5,812.80 × 2,443.93
  4. Step 4: Simplify right side
    4,212.58x = 14,206,076.30
  5. Step 5: Solve for x
    x = 14,206,076.30/4,212.58
  6. Step 6: Final answer
    x = 3,372.30

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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.