Home / 2,960.44-4,409.63-2,810.68

Finding the Fourth Proportional to 2,960.44, 4,409.63 and 2,810.68

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Solution

The fourth proportional to 2,960.44, 4,409.63 and 2,810.68 is: 4,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.44 : 4,409.63 = 2,810.68 : x
  2. Step 2: Convert to fraction form
    2,960.44/4,409.63 = 2,810.68/x
  3. Step 3: Cross multiply
    2,960.44x = 4,409.63 × 2,810.68
  4. Step 4: Simplify right side
    2,960.44x = 12,394,058.85
  5. Step 5: Solve for x
    x = 12,394,058.85/2,960.44
  6. Step 6: Final answer
    x = 4,186.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.