Home / 5,318.21-7,339.00-3,329.86

Finding the Fourth Proportional to 5,318.21, 7,339.00 and 3,329.86

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Solution

The fourth proportional to 5,318.21, 7,339.00 and 3,329.86 is: 4,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.21 : 7,339.00 = 3,329.86 : x
  2. Step 2: Convert to fraction form
    5,318.21/7,339.00 = 3,329.86/x
  3. Step 3: Cross multiply
    5,318.21x = 7,339.00 × 3,329.86
  4. Step 4: Simplify right side
    5,318.21x = 24,437,850.86
  5. Step 5: Solve for x
    x = 24,437,850.86/5,318.21
  6. Step 6: Final answer
    x = 4,595.13

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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.