Home / 3,136.60-4,703.34-1,404.04

Finding the Fourth Proportional to 3,136.60, 4,703.34 and 1,404.04

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Solution

The fourth proportional to 3,136.60, 4,703.34 and 1,404.04 is: 2,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.60 : 4,703.34 = 1,404.04 : x
  2. Step 2: Convert to fraction form
    3,136.60/4,703.34 = 1,404.04/x
  3. Step 3: Cross multiply
    3,136.60x = 4,703.34 × 1,404.04
  4. Step 4: Simplify right side
    3,136.60x = 6,603,677.49
  5. Step 5: Solve for x
    x = 6,603,677.49/3,136.60
  6. Step 6: Final answer
    x = 2,105.36

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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.