Home / 1,818.94-2,725.66-1,332.32

Finding the Fourth Proportional to 1,818.94, 2,725.66 and 1,332.32

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Solution

The fourth proportional to 1,818.94, 2,725.66 and 1,332.32 is: 1,996.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818.94 : 2,725.66 = 1,332.32 : x
  2. Step 2: Convert to fraction form
    1,818.94/2,725.66 = 1,332.32/x
  3. Step 3: Cross multiply
    1,818.94x = 2,725.66 × 1,332.32
  4. Step 4: Simplify right side
    1,818.94x = 3,631,451.33
  5. Step 5: Solve for x
    x = 3,631,451.33/1,818.94
  6. Step 6: Final answer
    x = 1,996.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.