Home / 3,150.09-4,725.14-1,416.69

Finding the Fourth Proportional to 3,150.09, 4,725.14 and 1,416.69

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Solution

The fourth proportional to 3,150.09, 4,725.14 and 1,416.69 is: 2,125.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.09 : 4,725.14 = 1,416.69 : x
  2. Step 2: Convert to fraction form
    3,150.09/4,725.14 = 1,416.69/x
  3. Step 3: Cross multiply
    3,150.09x = 4,725.14 × 1,416.69
  4. Step 4: Simplify right side
    3,150.09x = 6,694,051.50
  5. Step 5: Solve for x
    x = 6,694,051.50/3,150.09
  6. Step 6: Final answer
    x = 2,125.04

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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.