Home / 5,318.14-7,338.92-3,329.80

Finding the Fourth Proportional to 5,318.14, 7,338.92 and 3,329.80

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Solution

The fourth proportional to 5,318.14, 7,338.92 and 3,329.80 is: 4,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.14 : 7,338.92 = 3,329.80 : x
  2. Step 2: Convert to fraction form
    5,318.14/7,338.92 = 3,329.80/x
  3. Step 3: Cross multiply
    5,318.14x = 7,338.92 × 3,329.80
  4. Step 4: Simplify right side
    5,318.14x = 24,437,135.82
  5. Step 5: Solve for x
    x = 24,437,135.82/5,318.14
  6. Step 6: Final answer
    x = 4,595.05

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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.