Home / 5,098.36-7,637.16-3,119.29

Finding the Fourth Proportional to 5,098.36, 7,637.16 and 3,119.29

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Solution

The fourth proportional to 5,098.36, 7,637.16 and 3,119.29 is: 4,672.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.36 : 7,637.16 = 3,119.29 : x
  2. Step 2: Convert to fraction form
    5,098.36/7,637.16 = 3,119.29/x
  3. Step 3: Cross multiply
    5,098.36x = 7,637.16 × 3,119.29
  4. Step 4: Simplify right side
    5,098.36x = 23,822,541.79
  5. Step 5: Solve for x
    x = 23,822,541.79/5,098.36
  6. Step 6: Final answer
    x = 4,672.59

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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.