Home / 5,598.21-7,725.72-3,080.43

Finding the Fourth Proportional to 5,598.21, 7,725.72 and 3,080.43

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Solution

The fourth proportional to 5,598.21, 7,725.72 and 3,080.43 is: 4,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.21 : 7,725.72 = 3,080.43 : x
  2. Step 2: Convert to fraction form
    5,598.21/7,725.72 = 3,080.43/x
  3. Step 3: Cross multiply
    5,598.21x = 7,725.72 × 3,080.43
  4. Step 4: Simplify right side
    5,598.21x = 23,798,539.66
  5. Step 5: Solve for x
    x = 23,798,539.66/5,598.21
  6. Step 6: Final answer
    x = 4,251.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.