Home / 5,396.30-7,445.16-3,272.69

Finding the Fourth Proportional to 5,396.30, 7,445.16 and 3,272.69

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Solution

The fourth proportional to 5,396.30, 7,445.16 and 3,272.69 is: 4,515.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.30 : 7,445.16 = 3,272.69 : x
  2. Step 2: Convert to fraction form
    5,396.30/7,445.16 = 3,272.69/x
  3. Step 3: Cross multiply
    5,396.30x = 7,445.16 × 3,272.69
  4. Step 4: Simplify right side
    5,396.30x = 24,365,700.68
  5. Step 5: Solve for x
    x = 24,365,700.68/5,396.30
  6. Step 6: Final answer
    x = 4,515.26

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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.