Home / 5,359.21-7,396.58-3,205.62

Finding the Fourth Proportional to 5,359.21, 7,396.58 and 3,205.62

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Solution

The fourth proportional to 5,359.21, 7,396.58 and 3,205.62 is: 4,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.21 : 7,396.58 = 3,205.62 : x
  2. Step 2: Convert to fraction form
    5,359.21/7,396.58 = 3,205.62/x
  3. Step 3: Cross multiply
    5,359.21x = 7,396.58 × 3,205.62
  4. Step 4: Simplify right side
    5,359.21x = 23,710,624.78
  5. Step 5: Solve for x
    x = 23,710,624.78/5,359.21
  6. Step 6: Final answer
    x = 4,424.28

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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.