Home / 7,472.82-11,210.70-2,541.12

Finding the Fourth Proportional to 7,472.82, 11,210.70 and 2,541.12

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Solution

The fourth proportional to 7,472.82, 11,210.70 and 2,541.12 is: 3,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.82 : 11,210.70 = 2,541.12 : x
  2. Step 2: Convert to fraction form
    7,472.82/11,210.70 = 2,541.12/x
  3. Step 3: Cross multiply
    7,472.82x = 11,210.70 × 2,541.12
  4. Step 4: Simplify right side
    7,472.82x = 28,487,733.98
  5. Step 5: Solve for x
    x = 28,487,733.98/7,472.82
  6. Step 6: Final answer
    x = 3,812.18

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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.