Home / 8,268.99-11,409.85-4,732.20

Finding the Fourth Proportional to 8,268.99, 11,409.85 and 4,732.20

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Solution

The fourth proportional to 8,268.99, 11,409.85 and 4,732.20 is: 6,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.99 : 11,409.85 = 4,732.20 : x
  2. Step 2: Convert to fraction form
    8,268.99/11,409.85 = 4,732.20/x
  3. Step 3: Cross multiply
    8,268.99x = 11,409.85 × 4,732.20
  4. Step 4: Simplify right side
    8,268.99x = 53,993,692.17
  5. Step 5: Solve for x
    x = 53,993,692.17/8,268.99
  6. Step 6: Final answer
    x = 6,529.66

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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.