Home / 4,138.29-6,208.47-1,216.62

Finding the Fourth Proportional to 4,138.29, 6,208.47 and 1,216.62

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Solution

The fourth proportional to 4,138.29, 6,208.47 and 1,216.62 is: 1,825.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.29 : 6,208.47 = 1,216.62 : x
  2. Step 2: Convert to fraction form
    4,138.29/6,208.47 = 1,216.62/x
  3. Step 3: Cross multiply
    4,138.29x = 6,208.47 × 1,216.62
  4. Step 4: Simplify right side
    4,138.29x = 7,553,352.19
  5. Step 5: Solve for x
    x = 7,553,352.19/4,138.29
  6. Step 6: Final answer
    x = 1,825.24

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1.5x scale

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.