Home / 2,037.66-2,811.93-1,198.40

Finding the Fourth Proportional to 2,037.66, 2,811.93 and 1,198.40

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Solution

The fourth proportional to 2,037.66, 2,811.93 and 1,198.40 is: 1,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.66 : 2,811.93 = 1,198.40 : x
  2. Step 2: Convert to fraction form
    2,037.66/2,811.93 = 1,198.40/x
  3. Step 3: Cross multiply
    2,037.66x = 2,811.93 × 1,198.40
  4. Step 4: Simplify right side
    2,037.66x = 3,369,816.91
  5. Step 5: Solve for x
    x = 3,369,816.91/2,037.66
  6. Step 6: Final answer
    x = 1,653.77

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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.