Home / 9,027.45-13,530.81-5,651.76

Finding the Fourth Proportional to 9,027.45, 13,530.81 and 5,651.76

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Solution

The fourth proportional to 9,027.45, 13,530.81 and 5,651.76 is: 8,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.45 : 13,530.81 = 5,651.76 : x
  2. Step 2: Convert to fraction form
    9,027.45/13,530.81 = 5,651.76/x
  3. Step 3: Cross multiply
    9,027.45x = 13,530.81 × 5,651.76
  4. Step 4: Simplify right side
    9,027.45x = 76,472,890.73
  5. Step 5: Solve for x
    x = 76,472,890.73/9,027.45
  6. Step 6: Final answer
    x = 8,471.15

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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.