Home / 3,080.84-4,621.18-1,132.20

Finding the Fourth Proportional to 3,080.84, 4,621.18 and 1,132.20

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Solution

The fourth proportional to 3,080.84, 4,621.18 and 1,132.20 is: 1,698.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.84 : 4,621.18 = 1,132.20 : x
  2. Step 2: Convert to fraction form
    3,080.84/4,621.18 = 1,132.20/x
  3. Step 3: Cross multiply
    3,080.84x = 4,621.18 × 1,132.20
  4. Step 4: Simplify right side
    3,080.84x = 5,232,100.00
  5. Step 5: Solve for x
    x = 5,232,100.00/3,080.84
  6. Step 6: Final answer
    x = 1,698.27

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Similar ratio
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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.