Home / 4,426.90-6,637.27-1,960.38

Finding the Fourth Proportional to 4,426.90, 6,637.27 and 1,960.38

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Solution

The fourth proportional to 4,426.90, 6,637.27 and 1,960.38 is: 2,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.90 : 6,637.27 = 1,960.38 : x
  2. Step 2: Convert to fraction form
    4,426.90/6,637.27 = 1,960.38/x
  3. Step 3: Cross multiply
    4,426.90x = 6,637.27 × 1,960.38
  4. Step 4: Simplify right side
    4,426.90x = 13,011,571.36
  5. Step 5: Solve for x
    x = 13,011,571.36/4,426.90
  6. Step 6: Final answer
    x = 2,939.21

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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.