Home / 3,134.09-4,324.89-1,875.84

Finding the Fourth Proportional to 3,134.09, 4,324.89 and 1,875.84

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Solution

The fourth proportional to 3,134.09, 4,324.89 and 1,875.84 is: 2,588.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.09 : 4,324.89 = 1,875.84 : x
  2. Step 2: Convert to fraction form
    3,134.09/4,324.89 = 1,875.84/x
  3. Step 3: Cross multiply
    3,134.09x = 4,324.89 × 1,875.84
  4. Step 4: Simplify right side
    3,134.09x = 8,112,801.66
  5. Step 5: Solve for x
    x = 8,112,801.66/3,134.09
  6. Step 6: Final answer
    x = 2,588.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.