Home / 3,350.51-5,025.71-1,129.84

Finding the Fourth Proportional to 3,350.51, 5,025.71 and 1,129.84

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Solution

The fourth proportional to 3,350.51, 5,025.71 and 1,129.84 is: 1,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.51 : 5,025.71 = 1,129.84 : x
  2. Step 2: Convert to fraction form
    3,350.51/5,025.71 = 1,129.84/x
  3. Step 3: Cross multiply
    3,350.51x = 5,025.71 × 1,129.84
  4. Step 4: Simplify right side
    3,350.51x = 5,678,248.19
  5. Step 5: Solve for x
    x = 5,678,248.19/3,350.51
  6. Step 6: Final answer
    x = 1,694.74

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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.