Home / 4,425.38-6,637.80-1,958.12

Finding the Fourth Proportional to 4,425.38, 6,637.80 and 1,958.12

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Solution

The fourth proportional to 4,425.38, 6,637.80 and 1,958.12 is: 2,937.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.38 : 6,637.80 = 1,958.12 : x
  2. Step 2: Convert to fraction form
    4,425.38/6,637.80 = 1,958.12/x
  3. Step 3: Cross multiply
    4,425.38x = 6,637.80 × 1,958.12
  4. Step 4: Simplify right side
    4,425.38x = 12,997,608.94
  5. Step 5: Solve for x
    x = 12,997,608.94/4,425.38
  6. Step 6: Final answer
    x = 2,937.06

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1.5x scale

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.