Home / 7,941.88-10,960.26-4,405.48

Finding the Fourth Proportional to 7,941.88, 10,960.26 and 4,405.48

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Solution

The fourth proportional to 7,941.88, 10,960.26 and 4,405.48 is: 6,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.88 : 10,960.26 = 4,405.48 : x
  2. Step 2: Convert to fraction form
    7,941.88/10,960.26 = 4,405.48/x
  3. Step 3: Cross multiply
    7,941.88x = 10,960.26 × 4,405.48
  4. Step 4: Simplify right side
    7,941.88x = 48,285,206.22
  5. Step 5: Solve for x
    x = 48,285,206.22/7,941.88
  6. Step 6: Final answer
    x = 6,079.82

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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.