Home / 4,005.46-5,527.69-2,213.14

Finding the Fourth Proportional to 4,005.46, 5,527.69 and 2,213.14

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Solution

The fourth proportional to 4,005.46, 5,527.69 and 2,213.14 is: 3,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.46 : 5,527.69 = 2,213.14 : x
  2. Step 2: Convert to fraction form
    4,005.46/5,527.69 = 2,213.14/x
  3. Step 3: Cross multiply
    4,005.46x = 5,527.69 × 2,213.14
  4. Step 4: Simplify right side
    4,005.46x = 12,233,549.46
  5. Step 5: Solve for x
    x = 12,233,549.46/4,005.46
  6. Step 6: Final answer
    x = 3,054.22

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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.