Home / 5,455.96-7,525.20-3,464.80

Finding the Fourth Proportional to 5,455.96, 7,525.20 and 3,464.80

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Solution

The fourth proportional to 5,455.96, 7,525.20 and 3,464.80 is: 4,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.96 : 7,525.20 = 3,464.80 : x
  2. Step 2: Convert to fraction form
    5,455.96/7,525.20 = 3,464.80/x
  3. Step 3: Cross multiply
    5,455.96x = 7,525.20 × 3,464.80
  4. Step 4: Simplify right side
    5,455.96x = 26,073,312.96
  5. Step 5: Solve for x
    x = 26,073,312.96/5,455.96
  6. Step 6: Final answer
    x = 4,778.87

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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.