Home / 4,188.25-6,282.32-1,416.87

Finding the Fourth Proportional to 4,188.25, 6,282.32 and 1,416.87

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Solution

The fourth proportional to 4,188.25, 6,282.32 and 1,416.87 is: 2,125.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.25 : 6,282.32 = 1,416.87 : x
  2. Step 2: Convert to fraction form
    4,188.25/6,282.32 = 1,416.87/x
  3. Step 3: Cross multiply
    4,188.25x = 6,282.32 × 1,416.87
  4. Step 4: Simplify right side
    4,188.25x = 8,901,223.65
  5. Step 5: Solve for x
    x = 8,901,223.65/4,188.25
  6. Step 6: Final answer
    x = 2,125.29

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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.