Home / 9,285.66-13,925.73-2,709.78

Finding the Fourth Proportional to 9,285.66, 13,925.73 and 2,709.78

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Solution

The fourth proportional to 9,285.66, 13,925.73 and 2,709.78 is: 4,063.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.66 : 13,925.73 = 2,709.78 : x
  2. Step 2: Convert to fraction form
    9,285.66/13,925.73 = 2,709.78/x
  3. Step 3: Cross multiply
    9,285.66x = 13,925.73 × 2,709.78
  4. Step 4: Simplify right side
    9,285.66x = 37,735,664.64
  5. Step 5: Solve for x
    x = 37,735,664.64/9,285.66
  6. Step 6: Final answer
    x = 4,063.86

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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.