Home / 3,021.13-4,532.61-1,376.32

Finding the Fourth Proportional to 3,021.13, 4,532.61 and 1,376.32

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Solution

The fourth proportional to 3,021.13, 4,532.61 and 1,376.32 is: 2,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.13 : 4,532.61 = 1,376.32 : x
  2. Step 2: Convert to fraction form
    3,021.13/4,532.61 = 1,376.32/x
  3. Step 3: Cross multiply
    3,021.13x = 4,532.61 × 1,376.32
  4. Step 4: Simplify right side
    3,021.13x = 6,238,321.80
  5. Step 5: Solve for x
    x = 6,238,321.80/3,021.13
  6. Step 6: Final answer
    x = 2,064.90

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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.