Home / 1,816.55-2,725.21-1,036.92

Finding the Fourth Proportional to 1,816.55, 2,725.21 and 1,036.92

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Solution

The fourth proportional to 1,816.55, 2,725.21 and 1,036.92 is: 1,555.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.55 : 2,725.21 = 1,036.92 : x
  2. Step 2: Convert to fraction form
    1,816.55/2,725.21 = 1,036.92/x
  3. Step 3: Cross multiply
    1,816.55x = 2,725.21 × 1,036.92
  4. Step 4: Simplify right side
    1,816.55x = 2,825,836.27
  5. Step 5: Solve for x
    x = 2,825,836.27/1,816.55
  6. Step 6: Final answer
    x = 1,555.61

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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.