Home / 2,832.07-4,247.99-752.08

Finding the Fourth Proportional to 2,832.07, 4,247.99 and 752.08

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Solution

The fourth proportional to 2,832.07, 4,247.99 and 752.08 is: 1,128.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.07 : 4,247.99 = 752.08 : x
  2. Step 2: Convert to fraction form
    2,832.07/4,247.99 = 752.08/x
  3. Step 3: Cross multiply
    2,832.07x = 4,247.99 × 752.08
  4. Step 4: Simplify right side
    2,832.07x = 3,194,813.94
  5. Step 5: Solve for x
    x = 3,194,813.94/2,832.07
  6. Step 6: Final answer
    x = 1,128.09

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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.