Home / 4,027.20-6,041.10-1,429.80

Finding the Fourth Proportional to 4,027.20, 6,041.10 and 1,429.80

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Solution

The fourth proportional to 4,027.20, 6,041.10 and 1,429.80 is: 2,144.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.20 : 6,041.10 = 1,429.80 : x
  2. Step 2: Convert to fraction form
    4,027.20/6,041.10 = 1,429.80/x
  3. Step 3: Cross multiply
    4,027.20x = 6,041.10 × 1,429.80
  4. Step 4: Simplify right side
    4,027.20x = 8,637,564.78
  5. Step 5: Solve for x
    x = 8,637,564.78/4,027.20
  6. Step 6: Final answer
    x = 2,144.81

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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.