Home / 1,833.67-2,530.01-1,087.81

Finding the Fourth Proportional to 1,833.67, 2,530.01 and 1,087.81

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Solution

The fourth proportional to 1,833.67, 2,530.01 and 1,087.81 is: 1,500.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.67 : 2,530.01 = 1,087.81 : x
  2. Step 2: Convert to fraction form
    1,833.67/2,530.01 = 1,087.81/x
  3. Step 3: Cross multiply
    1,833.67x = 2,530.01 × 1,087.81
  4. Step 4: Simplify right side
    1,833.67x = 2,752,166.57
  5. Step 5: Solve for x
    x = 2,752,166.57/1,833.67
  6. Step 6: Final answer
    x = 1,500.91

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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.