Home / 4,933.89-7,398.39-1,813.77

Finding the Fourth Proportional to 4,933.89, 7,398.39 and 1,813.77

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Solution

The fourth proportional to 4,933.89, 7,398.39 and 1,813.77 is: 2,719.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.89 : 7,398.39 = 1,813.77 : x
  2. Step 2: Convert to fraction form
    4,933.89/7,398.39 = 1,813.77/x
  3. Step 3: Cross multiply
    4,933.89x = 7,398.39 × 1,813.77
  4. Step 4: Simplify right side
    4,933.89x = 13,418,977.83
  5. Step 5: Solve for x
    x = 13,418,977.83/4,933.89
  6. Step 6: Final answer
    x = 2,719.76

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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.