Home / 5,623.90-8,435.94-2,503.18

Finding the Fourth Proportional to 5,623.90, 8,435.94 and 2,503.18

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Solution

The fourth proportional to 5,623.90, 8,435.94 and 2,503.18 is: 3,754.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.90 : 8,435.94 = 2,503.18 : x
  2. Step 2: Convert to fraction form
    5,623.90/8,435.94 = 2,503.18/x
  3. Step 3: Cross multiply
    5,623.90x = 8,435.94 × 2,503.18
  4. Step 4: Simplify right side
    5,623.90x = 21,116,676.29
  5. Step 5: Solve for x
    x = 21,116,676.29/5,623.90
  6. Step 6: Final answer
    x = 3,754.81

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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.