Home / 7,943.90-10,960.94-4,406.36

Finding the Fourth Proportional to 7,943.90, 10,960.94 and 4,406.36

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Solution

The fourth proportional to 7,943.90, 10,960.94 and 4,406.36 is: 6,079.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.90 : 10,960.94 = 4,406.36 : x
  2. Step 2: Convert to fraction form
    7,943.90/10,960.94 = 4,406.36/x
  3. Step 3: Cross multiply
    7,943.90x = 10,960.94 × 4,406.36
  4. Step 4: Simplify right side
    7,943.90x = 48,297,825.55
  5. Step 5: Solve for x
    x = 48,297,825.55/7,943.90
  6. Step 6: Final answer
    x = 6,079.86

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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.