Home / 7,512.56-11,272.08-4,049.12

Finding the Fourth Proportional to 7,512.56, 11,272.08 and 4,049.12

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Solution

The fourth proportional to 7,512.56, 11,272.08 and 4,049.12 is: 6,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.56 : 11,272.08 = 4,049.12 : x
  2. Step 2: Convert to fraction form
    7,512.56/11,272.08 = 4,049.12/x
  3. Step 3: Cross multiply
    7,512.56x = 11,272.08 × 4,049.12
  4. Step 4: Simplify right side
    7,512.56x = 45,642,004.57
  5. Step 5: Solve for x
    x = 45,642,004.57/7,512.56
  6. Step 6: Final answer
    x = 6,075.43

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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.