Home / 5,003.94-7,501.05-2,080.65

Finding the Fourth Proportional to 5,003.94, 7,501.05 and 2,080.65

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Solution

The fourth proportional to 5,003.94, 7,501.05 and 2,080.65 is: 3,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,003.94 : 7,501.05 = 2,080.65 : x
  2. Step 2: Convert to fraction form
    5,003.94/7,501.05 = 2,080.65/x
  3. Step 3: Cross multiply
    5,003.94x = 7,501.05 × 2,080.65
  4. Step 4: Simplify right side
    5,003.94x = 15,607,059.68
  5. Step 5: Solve for x
    x = 15,607,059.68/5,003.94
  6. Step 6: Final answer
    x = 3,118.95

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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.