Home / 2,080.59-3,122.37-1,534.20

Finding the Fourth Proportional to 2,080.59, 3,122.37 and 1,534.20

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Solution

The fourth proportional to 2,080.59, 3,122.37 and 1,534.20 is: 2,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080.59 : 3,122.37 = 1,534.20 : x
  2. Step 2: Convert to fraction form
    2,080.59/3,122.37 = 1,534.20/x
  3. Step 3: Cross multiply
    2,080.59x = 3,122.37 × 1,534.20
  4. Step 4: Simplify right side
    2,080.59x = 4,790,340.05
  5. Step 5: Solve for x
    x = 4,790,340.05/2,080.59
  6. Step 6: Final answer
    x = 2,302.40

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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.