Home / 6,884.46-10,321.47-3,549.12

Finding the Fourth Proportional to 6,884.46, 10,321.47 and 3,549.12

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Solution

The fourth proportional to 6,884.46, 10,321.47 and 3,549.12 is: 5,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.46 : 10,321.47 = 3,549.12 : x
  2. Step 2: Convert to fraction form
    6,884.46/10,321.47 = 3,549.12/x
  3. Step 3: Cross multiply
    6,884.46x = 10,321.47 × 3,549.12
  4. Step 4: Simplify right side
    6,884.46x = 36,632,066.25
  5. Step 5: Solve for x
    x = 36,632,066.25/6,884.46
  6. Step 6: Final answer
    x = 5,320.98

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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.