Home / 3,588.47-5,378.66-1,828.54

Finding the Fourth Proportional to 3,588.47, 5,378.66 and 1,828.54

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Solution

The fourth proportional to 3,588.47, 5,378.66 and 1,828.54 is: 2,740.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.47 : 5,378.66 = 1,828.54 : x
  2. Step 2: Convert to fraction form
    3,588.47/5,378.66 = 1,828.54/x
  3. Step 3: Cross multiply
    3,588.47x = 5,378.66 × 1,828.54
  4. Step 4: Simplify right side
    3,588.47x = 9,835,086.08
  5. Step 5: Solve for x
    x = 9,835,086.08/3,588.47
  6. Step 6: Final answer
    x = 2,740.74

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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.