Home / 4,525.50-6,242.62-3,205.20

Finding the Fourth Proportional to 4,525.50, 6,242.62 and 3,205.20

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Solution

The fourth proportional to 4,525.50, 6,242.62 and 3,205.20 is: 4,421.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,525.50 : 6,242.62 = 3,205.20 : x
  2. Step 2: Convert to fraction form
    4,525.50/6,242.62 = 3,205.20/x
  3. Step 3: Cross multiply
    4,525.50x = 6,242.62 × 3,205.20
  4. Step 4: Simplify right side
    4,525.50x = 20,008,845.62
  5. Step 5: Solve for x
    x = 20,008,845.62/4,525.50
  6. Step 6: Final answer
    x = 4,421.36

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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.