Home / 7,516.38-11,261.63-4,981.92

Finding the Fourth Proportional to 7,516.38, 11,261.63 and 4,981.92

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Solution

The fourth proportional to 7,516.38, 11,261.63 and 4,981.92 is: 7,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.38 : 11,261.63 = 4,981.92 : x
  2. Step 2: Convert to fraction form
    7,516.38/11,261.63 = 4,981.92/x
  3. Step 3: Cross multiply
    7,516.38x = 11,261.63 × 4,981.92
  4. Step 4: Simplify right side
    7,516.38x = 56,104,539.73
  5. Step 5: Solve for x
    x = 56,104,539.73/7,516.38
  6. Step 6: Final answer
    x = 7,464.30

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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.