Home / 11,864.93-17,800.25-3,545.64

Finding the Fourth Proportional to 11,864.93, 17,800.25 and 3,545.64

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Solution

The fourth proportional to 11,864.93, 17,800.25 and 3,545.64 is: 5,319.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.93 : 17,800.25 = 3,545.64 : x
  2. Step 2: Convert to fraction form
    11,864.93/17,800.25 = 3,545.64/x
  3. Step 3: Cross multiply
    11,864.93x = 17,800.25 × 3,545.64
  4. Step 4: Simplify right side
    11,864.93x = 63,113,260.68
  5. Step 5: Solve for x
    x = 63,113,260.68/11,864.93
  6. Step 6: Final answer
    x = 5,319.31

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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.