Home / 5,100.34-7,650.48-1,403.08

Finding the Fourth Proportional to 5,100.34, 7,650.48 and 1,403.08

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Solution

The fourth proportional to 5,100.34, 7,650.48 and 1,403.08 is: 2,104.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.34 : 7,650.48 = 1,403.08 : x
  2. Step 2: Convert to fraction form
    5,100.34/7,650.48 = 1,403.08/x
  3. Step 3: Cross multiply
    5,100.34x = 7,650.48 × 1,403.08
  4. Step 4: Simplify right side
    5,100.34x = 10,734,235.48
  5. Step 5: Solve for x
    x = 10,734,235.48/5,100.34
  6. Step 6: Final answer
    x = 2,104.61

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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.