Home / 11,410.91-17,117.73-4,389.29

Finding the Fourth Proportional to 11,410.91, 17,117.73 and 4,389.29

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Solution

The fourth proportional to 11,410.91, 17,117.73 and 4,389.29 is: 6,584.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.91 : 17,117.73 = 4,389.29 : x
  2. Step 2: Convert to fraction form
    11,410.91/17,117.73 = 4,389.29/x
  3. Step 3: Cross multiply
    11,410.91x = 17,117.73 × 4,389.29
  4. Step 4: Simplify right side
    11,410.91x = 75,134,659.71
  5. Step 5: Solve for x
    x = 75,134,659.71/11,410.91
  6. Step 6: Final answer
    x = 6,584.46

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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.