Home / 4,985.15-7,475.22-2,793.29

Finding the Fourth Proportional to 4,985.15, 7,475.22 and 2,793.29

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Solution

The fourth proportional to 4,985.15, 7,475.22 and 2,793.29 is: 4,188.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.15 : 7,475.22 = 2,793.29 : x
  2. Step 2: Convert to fraction form
    4,985.15/7,475.22 = 2,793.29/x
  3. Step 3: Cross multiply
    4,985.15x = 7,475.22 × 2,793.29
  4. Step 4: Simplify right side
    4,985.15x = 20,880,419.90
  5. Step 5: Solve for x
    x = 20,880,419.90/4,985.15
  6. Step 6: Final answer
    x = 4,188.53

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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.