Home / 5,110.34-7,666.16-1,823.76

Finding the Fourth Proportional to 5,110.34, 7,666.16 and 1,823.76

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Solution

The fourth proportional to 5,110.34, 7,666.16 and 1,823.76 is: 2,735.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.34 : 7,666.16 = 1,823.76 : x
  2. Step 2: Convert to fraction form
    5,110.34/7,666.16 = 1,823.76/x
  3. Step 3: Cross multiply
    5,110.34x = 7,666.16 × 1,823.76
  4. Step 4: Simplify right side
    5,110.34x = 13,981,226.84
  5. Step 5: Solve for x
    x = 13,981,226.84/5,110.34
  6. Step 6: Final answer
    x = 2,735.87

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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.