Home / 4,459.08-6,690.90-1,828.50

Finding the Fourth Proportional to 4,459.08, 6,690.90 and 1,828.50

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Solution

The fourth proportional to 4,459.08, 6,690.90 and 1,828.50 is: 2,743.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.08 : 6,690.90 = 1,828.50 : x
  2. Step 2: Convert to fraction form
    4,459.08/6,690.90 = 1,828.50/x
  3. Step 3: Cross multiply
    4,459.08x = 6,690.90 × 1,828.50
  4. Step 4: Simplify right side
    4,459.08x = 12,234,310.65
  5. Step 5: Solve for x
    x = 12,234,310.65/4,459.08
  6. Step 6: Final answer
    x = 2,743.68

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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.