Home / 3,595.58-5,390.76-1,129.04

Finding the Fourth Proportional to 3,595.58, 5,390.76 and 1,129.04

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Solution

The fourth proportional to 3,595.58, 5,390.76 and 1,129.04 is: 1,692.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.58 : 5,390.76 = 1,129.04 : x
  2. Step 2: Convert to fraction form
    3,595.58/5,390.76 = 1,129.04/x
  3. Step 3: Cross multiply
    3,595.58x = 5,390.76 × 1,129.04
  4. Step 4: Simplify right side
    3,595.58x = 6,086,383.67
  5. Step 5: Solve for x
    x = 6,086,383.67/3,595.58
  6. Step 6: Final answer
    x = 1,692.74

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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.