Home / 5,705.02-8,558.70-2,195.02

Finding the Fourth Proportional to 5,705.02, 8,558.70 and 2,195.02

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Solution

The fourth proportional to 5,705.02, 8,558.70 and 2,195.02 is: 3,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.02 : 8,558.70 = 2,195.02 : x
  2. Step 2: Convert to fraction form
    5,705.02/8,558.70 = 2,195.02/x
  3. Step 3: Cross multiply
    5,705.02x = 8,558.70 × 2,195.02
  4. Step 4: Simplify right side
    5,705.02x = 18,786,517.67
  5. Step 5: Solve for x
    x = 18,786,517.67/5,705.02
  6. Step 6: Final answer
    x = 3,292.98

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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.