Home / 4,424.70-6,634.81-1,960.28

Finding the Fourth Proportional to 4,424.70, 6,634.81 and 1,960.28

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Solution

The fourth proportional to 4,424.70, 6,634.81 and 1,960.28 is: 2,939.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,424.70 : 6,634.81 = 1,960.28 : x
  2. Step 2: Convert to fraction form
    4,424.70/6,634.81 = 1,960.28/x
  3. Step 3: Cross multiply
    4,424.70x = 6,634.81 × 1,960.28
  4. Step 4: Simplify right side
    4,424.70x = 13,006,085.35
  5. Step 5: Solve for x
    x = 13,006,085.35/4,424.70
  6. Step 6: Final answer
    x = 2,939.43

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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.