Home / 3,477.18-5,216.27-1,012.19

Finding the Fourth Proportional to 3,477.18, 5,216.27 and 1,012.19

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Solution

The fourth proportional to 3,477.18, 5,216.27 and 1,012.19 is: 1,518.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.18 : 5,216.27 = 1,012.19 : x
  2. Step 2: Convert to fraction form
    3,477.18/5,216.27 = 1,012.19/x
  3. Step 3: Cross multiply
    3,477.18x = 5,216.27 × 1,012.19
  4. Step 4: Simplify right side
    3,477.18x = 5,279,825.19
  5. Step 5: Solve for x
    x = 5,279,825.19/3,477.18
  6. Step 6: Final answer
    x = 1,518.42

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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.