Home / 1,833.91-2,530.59-1,087.60

Finding the Fourth Proportional to 1,833.91, 2,530.59 and 1,087.60

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Solution

The fourth proportional to 1,833.91, 2,530.59 and 1,087.60 is: 1,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.91 : 2,530.59 = 1,087.60 : x
  2. Step 2: Convert to fraction form
    1,833.91/2,530.59 = 1,087.60/x
  3. Step 3: Cross multiply
    1,833.91x = 2,530.59 × 1,087.60
  4. Step 4: Simplify right side
    1,833.91x = 2,752,269.68
  5. Step 5: Solve for x
    x = 2,752,269.68/1,833.91
  6. Step 6: Final answer
    x = 1,500.77

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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.