Home / 4,259.98-6,389.23-1,337.60

Finding the Fourth Proportional to 4,259.98, 6,389.23 and 1,337.60

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Solution

The fourth proportional to 4,259.98, 6,389.23 and 1,337.60 is: 2,006.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.98 : 6,389.23 = 1,337.60 : x
  2. Step 2: Convert to fraction form
    4,259.98/6,389.23 = 1,337.60/x
  3. Step 3: Cross multiply
    4,259.98x = 6,389.23 × 1,337.60
  4. Step 4: Simplify right side
    4,259.98x = 8,546,234.05
  5. Step 5: Solve for x
    x = 8,546,234.05/4,259.98
  6. Step 6: Final answer
    x = 2,006.17

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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.