Home / 3,453.36-5,182.47-2,358.78

Finding the Fourth Proportional to 3,453.36, 5,182.47 and 2,358.78

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Solution

The fourth proportional to 3,453.36, 5,182.47 and 2,358.78 is: 3,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.36 : 5,182.47 = 2,358.78 : x
  2. Step 2: Convert to fraction form
    3,453.36/5,182.47 = 2,358.78/x
  3. Step 3: Cross multiply
    3,453.36x = 5,182.47 × 2,358.78
  4. Step 4: Simplify right side
    3,453.36x = 12,224,306.59
  5. Step 5: Solve for x
    x = 12,224,306.59/3,453.36
  6. Step 6: Final answer
    x = 3,539.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.