Home / 9,295.92-12,828.24-5,760

Finding the Fourth Proportional to 9,295.92, 12,828.24 and 5,760

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Solution

The fourth proportional to 9,295.92, 12,828.24 and 5,760 is: 7,948.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295.92 : 12,828.24 = 5,760 : x
  2. Step 2: Convert to fraction form
    9,295.92/12,828.24 = 5,760/x
  3. Step 3: Cross multiply
    9,295.92x = 12,828.24 × 5,760
  4. Step 4: Simplify right side
    9,295.92x = 73,890,662.40
  5. Step 5: Solve for x
    x = 73,890,662.40/9,295.92
  6. Step 6: Final answer
    x = 7,948.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.