Home / 1,819.77-2,729.93-587.23

Finding the Fourth Proportional to 1,819.77, 2,729.93 and 587.23

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Solution

The fourth proportional to 1,819.77, 2,729.93 and 587.23 is: 880.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.77 : 2,729.93 = 587.23 : x
  2. Step 2: Convert to fraction form
    1,819.77/2,729.93 = 587.23/x
  3. Step 3: Cross multiply
    1,819.77x = 2,729.93 × 587.23
  4. Step 4: Simplify right side
    1,819.77x = 1,603,104.04
  5. Step 5: Solve for x
    x = 1,603,104.04/1,819.77
  6. Step 6: Final answer
    x = 880.94

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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.