Home / 3,080.39-4,620.93-1,132.60

Finding the Fourth Proportional to 3,080.39, 4,620.93 and 1,132.60

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Solution

The fourth proportional to 3,080.39, 4,620.93 and 1,132.60 is: 1,699.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.39 : 4,620.93 = 1,132.60 : x
  2. Step 2: Convert to fraction form
    3,080.39/4,620.93 = 1,132.60/x
  3. Step 3: Cross multiply
    3,080.39x = 4,620.93 × 1,132.60
  4. Step 4: Simplify right side
    3,080.39x = 5,233,665.32
  5. Step 5: Solve for x
    x = 5,233,665.32/3,080.39
  6. Step 6: Final answer
    x = 1,699.03

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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.