Home / 4,188.65-6,281.48-1,226.27

Finding the Fourth Proportional to 4,188.65, 6,281.48 and 1,226.27

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Solution

The fourth proportional to 4,188.65, 6,281.48 and 1,226.27 is: 1,838.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.65 : 6,281.48 = 1,226.27 : x
  2. Step 2: Convert to fraction form
    4,188.65/6,281.48 = 1,226.27/x
  3. Step 3: Cross multiply
    4,188.65x = 6,281.48 × 1,226.27
  4. Step 4: Simplify right side
    4,188.65x = 7,702,752.94
  5. Step 5: Solve for x
    x = 7,702,752.94/4,188.65
  6. Step 6: Final answer
    x = 1,838.96

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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.