Home / 3,141.08-4,334.76-1,743.92

Finding the Fourth Proportional to 3,141.08, 4,334.76 and 1,743.92

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Solution

The fourth proportional to 3,141.08, 4,334.76 and 1,743.92 is: 2,406.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.08 : 4,334.76 = 1,743.92 : x
  2. Step 2: Convert to fraction form
    3,141.08/4,334.76 = 1,743.92/x
  3. Step 3: Cross multiply
    3,141.08x = 4,334.76 × 1,743.92
  4. Step 4: Simplify right side
    3,141.08x = 7,559,474.66
  5. Step 5: Solve for x
    x = 7,559,474.66/3,141.08
  6. Step 6: Final answer
    x = 2,406.65

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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.