Home / 5,402-7,455.84-3,044.18

Finding the Fourth Proportional to 5,402, 7,455.84 and 3,044.18

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Solution

The fourth proportional to 5,402, 7,455.84 and 3,044.18 is: 4,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402 : 7,455.84 = 3,044.18 : x
  2. Step 2: Convert to fraction form
    5,402/7,455.84 = 3,044.18/x
  3. Step 3: Cross multiply
    5,402x = 7,455.84 × 3,044.18
  4. Step 4: Simplify right side
    5,402x = 22,696,919.01
  5. Step 5: Solve for x
    x = 22,696,919.01/5,402
  6. Step 6: Final answer
    x = 4,201.58

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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.