Home / 5,418.81-7,477.05-3,293.99

Finding the Fourth Proportional to 5,418.81, 7,477.05 and 3,293.99

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Solution

The fourth proportional to 5,418.81, 7,477.05 and 3,293.99 is: 4,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.81 : 7,477.05 = 3,293.99 : x
  2. Step 2: Convert to fraction form
    5,418.81/7,477.05 = 3,293.99/x
  3. Step 3: Cross multiply
    5,418.81x = 7,477.05 × 3,293.99
  4. Step 4: Simplify right side
    5,418.81x = 24,629,290.54
  5. Step 5: Solve for x
    x = 24,629,290.54/5,418.81
  6. Step 6: Final answer
    x = 4,545.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.