Home / 7,551.99-11,327.06-3,856.88

Finding the Fourth Proportional to 7,551.99, 11,327.06 and 3,856.88

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Solution

The fourth proportional to 7,551.99, 11,327.06 and 3,856.88 is: 5,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.99 : 11,327.06 = 3,856.88 : x
  2. Step 2: Convert to fraction form
    7,551.99/11,327.06 = 3,856.88/x
  3. Step 3: Cross multiply
    7,551.99x = 11,327.06 × 3,856.88
  4. Step 4: Simplify right side
    7,551.99x = 43,687,149.13
  5. Step 5: Solve for x
    x = 43,687,149.13/7,551.99
  6. Step 6: Final answer
    x = 5,784.85

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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.