Home / 2,033.70-2,807.81-1,661.58

Finding the Fourth Proportional to 2,033.70, 2,807.81 and 1,661.58

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Solution

The fourth proportional to 2,033.70, 2,807.81 and 1,661.58 is: 2,294.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.70 : 2,807.81 = 1,661.58 : x
  2. Step 2: Convert to fraction form
    2,033.70/2,807.81 = 1,661.58/x
  3. Step 3: Cross multiply
    2,033.70x = 2,807.81 × 1,661.58
  4. Step 4: Simplify right side
    2,033.70x = 4,665,392.63
  5. Step 5: Solve for x
    x = 4,665,392.63/2,033.70
  6. Step 6: Final answer
    x = 2,294.04

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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.