Home / 7,935.24-10,947.72-4,790.28

Finding the Fourth Proportional to 7,935.24, 10,947.72 and 4,790.28

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Solution

The fourth proportional to 7,935.24, 10,947.72 and 4,790.28 is: 6,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.24 : 10,947.72 = 4,790.28 : x
  2. Step 2: Convert to fraction form
    7,935.24/10,947.72 = 4,790.28/x
  3. Step 3: Cross multiply
    7,935.24x = 10,947.72 × 4,790.28
  4. Step 4: Simplify right side
    7,935.24x = 52,442,644.16
  5. Step 5: Solve for x
    x = 52,442,644.16/7,935.24
  6. Step 6: Final answer
    x = 6,608.83

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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.