Home / 5,245.10-7,865.99-1,734.46

Finding the Fourth Proportional to 5,245.10, 7,865.99 and 1,734.46

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Solution

The fourth proportional to 5,245.10, 7,865.99 and 1,734.46 is: 2,601.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.10 : 7,865.99 = 1,734.46 : x
  2. Step 2: Convert to fraction form
    5,245.10/7,865.99 = 1,734.46/x
  3. Step 3: Cross multiply
    5,245.10x = 7,865.99 × 1,734.46
  4. Step 4: Simplify right side
    5,245.10x = 13,643,245.02
  5. Step 5: Solve for x
    x = 13,643,245.02/5,245.10
  6. Step 6: Final answer
    x = 2,601.14

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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.