Home / 4,354.09-6,527.78-2,161.12

Finding the Fourth Proportional to 4,354.09, 6,527.78 and 2,161.12

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Solution

The fourth proportional to 4,354.09, 6,527.78 and 2,161.12 is: 3,240.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354.09 : 6,527.78 = 2,161.12 : x
  2. Step 2: Convert to fraction form
    4,354.09/6,527.78 = 2,161.12/x
  3. Step 3: Cross multiply
    4,354.09x = 6,527.78 × 2,161.12
  4. Step 4: Simplify right side
    4,354.09x = 14,107,288.68
  5. Step 5: Solve for x
    x = 14,107,288.68/4,354.09
  6. Step 6: Final answer
    x = 3,240.01

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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.