Home / 5,080.49-7,615.51-2,884.58

Finding the Fourth Proportional to 5,080.49, 7,615.51 and 2,884.58

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Solution

The fourth proportional to 5,080.49, 7,615.51 and 2,884.58 is: 4,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.49 : 7,615.51 = 2,884.58 : x
  2. Step 2: Convert to fraction form
    5,080.49/7,615.51 = 2,884.58/x
  3. Step 3: Cross multiply
    5,080.49x = 7,615.51 × 2,884.58
  4. Step 4: Simplify right side
    5,080.49x = 21,967,559.66
  5. Step 5: Solve for x
    x = 21,967,559.66/5,080.49
  6. Step 6: Final answer
    x = 4,323.90

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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.