Home / 6,503.03-9,755.57-2,119.47

Finding the Fourth Proportional to 6,503.03, 9,755.57 and 2,119.47

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Solution

The fourth proportional to 6,503.03, 9,755.57 and 2,119.47 is: 3,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503.03 : 9,755.57 = 2,119.47 : x
  2. Step 2: Convert to fraction form
    6,503.03/9,755.57 = 2,119.47/x
  3. Step 3: Cross multiply
    6,503.03x = 9,755.57 × 2,119.47
  4. Step 4: Simplify right side
    6,503.03x = 20,676,637.95
  5. Step 5: Solve for x
    x = 20,676,637.95/6,503.03
  6. Step 6: Final answer
    x = 3,179.54

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1.5x scale

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.