Home / 7,457.70-11,179.56-2,523.88

Finding the Fourth Proportional to 7,457.70, 11,179.56 and 2,523.88

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Solution

The fourth proportional to 7,457.70, 11,179.56 and 2,523.88 is: 3,783.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.70 : 11,179.56 = 2,523.88 : x
  2. Step 2: Convert to fraction form
    7,457.70/11,179.56 = 2,523.88/x
  3. Step 3: Cross multiply
    7,457.70x = 11,179.56 × 2,523.88
  4. Step 4: Simplify right side
    7,457.70x = 28,215,858.43
  5. Step 5: Solve for x
    x = 28,215,858.43/7,457.70
  6. Step 6: Final answer
    x = 3,783.46

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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.