Home / 5,080.15-7,623.13-2,740.14

Finding the Fourth Proportional to 5,080.15, 7,623.13 and 2,740.14

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Solution

The fourth proportional to 5,080.15, 7,623.13 and 2,740.14 is: 4,111.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.15 : 7,623.13 = 2,740.14 : x
  2. Step 2: Convert to fraction form
    5,080.15/7,623.13 = 2,740.14/x
  3. Step 3: Cross multiply
    5,080.15x = 7,623.13 × 2,740.14
  4. Step 4: Simplify right side
    5,080.15x = 20,888,443.44
  5. Step 5: Solve for x
    x = 20,888,443.44/5,080.15
  6. Step 6: Final answer
    x = 4,111.78

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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.