Home / 6,519.90-9,772.65-3,600.30

Finding the Fourth Proportional to 6,519.90, 9,772.65 and 3,600.30

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Solution

The fourth proportional to 6,519.90, 9,772.65 and 3,600.30 is: 5,396.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.90 : 9,772.65 = 3,600.30 : x
  2. Step 2: Convert to fraction form
    6,519.90/9,772.65 = 3,600.30/x
  3. Step 3: Cross multiply
    6,519.90x = 9,772.65 × 3,600.30
  4. Step 4: Simplify right side
    6,519.90x = 35,184,471.80
  5. Step 5: Solve for x
    x = 35,184,471.80/6,519.90
  6. Step 6: Final answer
    x = 5,396.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.