Home / 7,672.24-11,507.88-2,741.63

Finding the Fourth Proportional to 7,672.24, 11,507.88 and 2,741.63

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Solution

The fourth proportional to 7,672.24, 11,507.88 and 2,741.63 is: 4,112.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.24 : 11,507.88 = 2,741.63 : x
  2. Step 2: Convert to fraction form
    7,672.24/11,507.88 = 2,741.63/x
  3. Step 3: Cross multiply
    7,672.24x = 11,507.88 × 2,741.63
  4. Step 4: Simplify right side
    7,672.24x = 31,550,349.04
  5. Step 5: Solve for x
    x = 31,550,349.04/7,672.24
  6. Step 6: Final answer
    x = 4,112.28

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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.