Home / 9,405.12-14,105.44-3,564.48

Finding the Fourth Proportional to 9,405.12, 14,105.44 and 3,564.48

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Solution

The fourth proportional to 9,405.12, 14,105.44 and 3,564.48 is: 5,345.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.12 : 14,105.44 = 3,564.48 : x
  2. Step 2: Convert to fraction form
    9,405.12/14,105.44 = 3,564.48/x
  3. Step 3: Cross multiply
    9,405.12x = 14,105.44 × 3,564.48
  4. Step 4: Simplify right side
    9,405.12x = 50,278,558.77
  5. Step 5: Solve for x
    x = 50,278,558.77/9,405.12
  6. Step 6: Final answer
    x = 5,345.87

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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.