Home / 4,212.37-5,815.04-2,443.64

Finding the Fourth Proportional to 4,212.37, 5,815.04 and 2,443.64

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Solution

The fourth proportional to 4,212.37, 5,815.04 and 2,443.64 is: 3,373.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.37 : 5,815.04 = 2,443.64 : x
  2. Step 2: Convert to fraction form
    4,212.37/5,815.04 = 2,443.64/x
  3. Step 3: Cross multiply
    4,212.37x = 5,815.04 × 2,443.64
  4. Step 4: Simplify right side
    4,212.37x = 14,209,836.80
  5. Step 5: Solve for x
    x = 14,209,836.80/4,212.37
  6. Step 6: Final answer
    x = 3,373.36

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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.