Home / 2,037.79-2,812.07-1,153.61

Finding the Fourth Proportional to 2,037.79, 2,812.07 and 1,153.61

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Solution

The fourth proportional to 2,037.79, 2,812.07 and 1,153.61 is: 1,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.79 : 2,812.07 = 1,153.61 : x
  2. Step 2: Convert to fraction form
    2,037.79/2,812.07 = 1,153.61/x
  3. Step 3: Cross multiply
    2,037.79x = 2,812.07 × 1,153.61
  4. Step 4: Simplify right side
    2,037.79x = 3,244,032.07
  5. Step 5: Solve for x
    x = 3,244,032.07/2,037.79
  6. Step 6: Final answer
    x = 1,591.94

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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.