Home / 2,037.65-2,811.93-1,153.43

Finding the Fourth Proportional to 2,037.65, 2,811.93 and 1,153.43

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Solution

The fourth proportional to 2,037.65, 2,811.93 and 1,153.43 is: 1,591.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.65 : 2,811.93 = 1,153.43 : x
  2. Step 2: Convert to fraction form
    2,037.65/2,811.93 = 1,153.43/x
  3. Step 3: Cross multiply
    2,037.65x = 2,811.93 × 1,153.43
  4. Step 4: Simplify right side
    2,037.65x = 3,243,350.36
  5. Step 5: Solve for x
    x = 3,243,350.36/2,037.65
  6. Step 6: Final answer
    x = 1,591.72

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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.