Home / 9,216.45-13,815.54-3,666.33

Finding the Fourth Proportional to 9,216.45, 13,815.54 and 3,666.33

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Solution

The fourth proportional to 9,216.45, 13,815.54 and 3,666.33 is: 5,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.45 : 13,815.54 = 3,666.33 : x
  2. Step 2: Convert to fraction form
    9,216.45/13,815.54 = 3,666.33/x
  3. Step 3: Cross multiply
    9,216.45x = 13,815.54 × 3,666.33
  4. Step 4: Simplify right side
    9,216.45x = 50,652,328.77
  5. Step 5: Solve for x
    x = 50,652,328.77/9,216.45
  6. Step 6: Final answer
    x = 5,495.86

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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.