Home / 5,003.16-7,503.88-2,080.68

Finding the Fourth Proportional to 5,003.16, 7,503.88 and 2,080.68

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Solution

The fourth proportional to 5,003.16, 7,503.88 and 2,080.68 is: 3,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.16 : 7,503.88 = 2,080.68 : x
  2. Step 2: Convert to fraction form
    5,003.16/7,503.88 = 2,080.68/x
  3. Step 3: Cross multiply
    5,003.16x = 7,503.88 × 2,080.68
  4. Step 4: Simplify right side
    5,003.16x = 15,613,173.04
  5. Step 5: Solve for x
    x = 15,613,173.04/5,003.16
  6. Step 6: Final answer
    x = 3,120.66

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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.