Home / 3,550.47-5,325.02-1,358.68

Finding the Fourth Proportional to 3,550.47, 5,325.02 and 1,358.68

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Solution

The fourth proportional to 3,550.47, 5,325.02 and 1,358.68 is: 2,037.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.47 : 5,325.02 = 1,358.68 : x
  2. Step 2: Convert to fraction form
    3,550.47/5,325.02 = 1,358.68/x
  3. Step 3: Cross multiply
    3,550.47x = 5,325.02 × 1,358.68
  4. Step 4: Simplify right side
    3,550.47x = 7,234,998.17
  5. Step 5: Solve for x
    x = 7,234,998.17/3,550.47
  6. Step 6: Final answer
    x = 2,037.76

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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.