Home / 1,823.13-2,731.90-1,358.73

Finding the Fourth Proportional to 1,823.13, 2,731.90 and 1,358.73

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Solution

The fourth proportional to 1,823.13, 2,731.90 and 1,358.73 is: 2,036.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.13 : 2,731.90 = 1,358.73 : x
  2. Step 2: Convert to fraction form
    1,823.13/2,731.90 = 1,358.73/x
  3. Step 3: Cross multiply
    1,823.13x = 2,731.90 × 1,358.73
  4. Step 4: Simplify right side
    1,823.13x = 3,711,914.49
  5. Step 5: Solve for x
    x = 3,711,914.49/1,823.13
  6. Step 6: Final answer
    x = 2,036.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.