Home / 3,267.80-4,509.14-1,941.24

Finding the Fourth Proportional to 3,267.80, 4,509.14 and 1,941.24

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Solution

The fourth proportional to 3,267.80, 4,509.14 and 1,941.24 is: 2,678.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.80 : 4,509.14 = 1,941.24 : x
  2. Step 2: Convert to fraction form
    3,267.80/4,509.14 = 1,941.24/x
  3. Step 3: Cross multiply
    3,267.80x = 4,509.14 × 1,941.24
  4. Step 4: Simplify right side
    3,267.80x = 8,753,322.93
  5. Step 5: Solve for x
    x = 8,753,322.93/3,267.80
  6. Step 6: Final answer
    x = 2,678.66

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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.