Home / 2,037.69-2,811.80-1,153.44

Finding the Fourth Proportional to 2,037.69, 2,811.80 and 1,153.44

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Solution

The fourth proportional to 2,037.69, 2,811.80 and 1,153.44 is: 1,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.69 : 2,811.80 = 1,153.44 : x
  2. Step 2: Convert to fraction form
    2,037.69/2,811.80 = 1,153.44/x
  3. Step 3: Cross multiply
    2,037.69x = 2,811.80 × 1,153.44
  4. Step 4: Simplify right side
    2,037.69x = 3,243,236.82
  5. Step 5: Solve for x
    x = 3,243,236.82/2,037.69
  6. Step 6: Final answer
    x = 1,591.62

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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.