Home / 4,219.26-6,330.90-1,624.02

Finding the Fourth Proportional to 4,219.26, 6,330.90 and 1,624.02

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Solution

The fourth proportional to 4,219.26, 6,330.90 and 1,624.02 is: 2,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.26 : 6,330.90 = 1,624.02 : x
  2. Step 2: Convert to fraction form
    4,219.26/6,330.90 = 1,624.02/x
  3. Step 3: Cross multiply
    4,219.26x = 6,330.90 × 1,624.02
  4. Step 4: Simplify right side
    4,219.26x = 10,281,508.22
  5. Step 5: Solve for x
    x = 10,281,508.22/4,219.26
  6. Step 6: Final answer
    x = 2,436.80

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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.