Home / 5,329.85-7,354.53-3,339.68

Finding the Fourth Proportional to 5,329.85, 7,354.53 and 3,339.68

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Solution

The fourth proportional to 5,329.85, 7,354.53 and 3,339.68 is: 4,608.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.85 : 7,354.53 = 3,339.68 : x
  2. Step 2: Convert to fraction form
    5,329.85/7,354.53 = 3,339.68/x
  3. Step 3: Cross multiply
    5,329.85x = 7,354.53 × 3,339.68
  4. Step 4: Simplify right side
    5,329.85x = 24,561,739.98
  5. Step 5: Solve for x
    x = 24,561,739.98/5,329.85
  6. Step 6: Final answer
    x = 4,608.34

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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.