Home / 6,320.08-9,486.80-3,549.12

Finding the Fourth Proportional to 6,320.08, 9,486.80 and 3,549.12

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Solution

The fourth proportional to 6,320.08, 9,486.80 and 3,549.12 is: 5,327.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.08 : 9,486.80 = 3,549.12 : x
  2. Step 2: Convert to fraction form
    6,320.08/9,486.80 = 3,549.12/x
  3. Step 3: Cross multiply
    6,320.08x = 9,486.80 × 3,549.12
  4. Step 4: Simplify right side
    6,320.08x = 33,669,791.62
  5. Step 5: Solve for x
    x = 33,669,791.62/6,320.08
  6. Step 6: Final answer
    x = 5,327.43

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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.