Home / 5,329.80-7,353.18-3,340.44

Finding the Fourth Proportional to 5,329.80, 7,353.18 and 3,340.44

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Solution

The fourth proportional to 5,329.80, 7,353.18 and 3,340.44 is: 4,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.80 : 7,353.18 = 3,340.44 : x
  2. Step 2: Convert to fraction form
    5,329.80/7,353.18 = 3,340.44/x
  3. Step 3: Cross multiply
    5,329.80x = 7,353.18 × 3,340.44
  4. Step 4: Simplify right side
    5,329.80x = 24,562,856.60
  5. Step 5: Solve for x
    x = 24,562,856.60/5,329.80
  6. Step 6: Final answer
    x = 4,608.59

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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.