Home / 7,457.44-11,187.58-2,525.76

Finding the Fourth Proportional to 7,457.44, 11,187.58 and 2,525.76

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Solution

The fourth proportional to 7,457.44, 11,187.58 and 2,525.76 is: 3,789.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.44 : 11,187.58 = 2,525.76 : x
  2. Step 2: Convert to fraction form
    7,457.44/11,187.58 = 2,525.76/x
  3. Step 3: Cross multiply
    7,457.44x = 11,187.58 × 2,525.76
  4. Step 4: Simplify right side
    7,457.44x = 28,257,142.06
  5. Step 5: Solve for x
    x = 28,257,142.06/7,457.44
  6. Step 6: Final answer
    x = 3,789.12

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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.